Central Power Research Institute Logo

Patents

Standing Advertisement for Expression of Interest

The Central Power Research Institute (CPRI)—an Autonomous Society under the Ministry of Power, Government of India—invites expressions of interest from entrepreneurs and industries for licensing available technologies as per the format provided in Annexure I (click here to view annexure) . A comprehensive list of technologies open for licensing is provided below. CPRI is providing the Technologies to the interested firms at no cost basis. 

Submission Details:

Address: Head, R&D Management Division, Central Power Research Institute, Prof. Sir C.V. Raman Road, Post Box No: 8066, Sadashiva Nagar (P.O), Bengaluru, Karnataka, India, Pincode: 560080 

Email: rnd[at]cpri[dot]in

S.No Application Title Award Year Patent Number Inventors Name
1 Beneficiated Fly Ash Cenospheres as a Resource Material for Manufacture of Polymer Composites 557400 456/KOL/2011 Dr. M. Shekhar Kumar Shri.K. Suryanarayana Dr. S. Seetharamu
2 Silica rich Soil Nutrient Support Material obtained through Dry Ash Beneficiation 555752 567/KOL/2009 Smt.M.G.Sumangala Shri. P.Sampath Kumar M.G. Anand Kumar Dr. S. Seetharamu
3 Hot Blended Waste Particulate with Inorganic Catalyzed Disperse Phase for Construction Applications 554652 651/KOL/2008 Dr. M.G.Anandakumar Sri.Sadashivamurthy Dr. S. Seetharamu
4 Marble Dust as a Filler Material for Manufacture of Polymer Composites 455/KOL/2011 554545 Dr. M. Shekhar Kumar Shri.K. Suryanarayana Dr. S. Seetharamu
5 Multilayer Nanomullite Alumina Coatings for Wear and Erosion Resistance Applications 554510 652/KOL/2008 Shri.S. Vynatheya Dr. S. Seetharamu Shri. Ramakrishna
6 Successive Cooling Method To Reduce Global Warming 549051 (201741008939) Mr. T. Mallikarjuna Rao
7 Simulated particle impact Erosion system for Grading Thermal Power Plant tube materials and coatings. 539831 (201941018786) Dr. R.K.Kumar, Dr.V.Saravanan, Shri. M.Janardhana, Dr. GSVL Narasimham, IISc, Bengaluru
8 Scooping Device for Extracting Miniature Samples from Metallic Materials 538213 (202041010243 Dr. M.V.Rao Mr. Kishore kumar Dr. Shekar Kumar Mr. R.K.Swamy M/s. Veltech Engineers, Hyderabad
9 Methodology For Obtaining Load Flow Solution In Weakly Meshed Electric Power Distribution System 533455 201741011818 Dr. Amit Jain Mr. James Ranjith Kumar
10 Simulation Silt Erossion System For Grading Hydro Power Plant Material And Coatings 526235 201741042935 Dr.R.K.Kumar Dr.Saravanan Dr.Shekar Kumar Mr.Pramode
11 Temperature and Sag Measurement Sensor Fitted Directly on Live High Tension Powerlines 521710 201641011300 Dr.J.Sundara Rajan , Shri Atulya Mishra Shri.Mohan.S.Devekar (Late)
12 A Process for the Preparation of Graphene Coated CNT Modified Mullitic Hollow Spheres 516057 1711/CHE/2014 Shri. S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
13 An inspection method for characterization of surface breaking inclined crack based on Ultrasonic Time of Flight Diffraction 510693 (102/KOL/2010) Dr. S.K. Nath Shri.B.H.Narayana Dr.Krishnan Bala Subbramaniam,IIT Chennai, Dr.C.V. Krishnamurthy, IIT Chennai.
14 An Energy Efficiency Optimizer System for Induced Draft Cooling Towers of Power Plants 499634 (410/KOL/2014) M Siddhartha Bhatta
15 Novel Polymer Composite Material for EMI Shielding of Electronic Systems/ Circuits 496460 (201641011481) Kum.Kavya.M Dr.R.R.N.Sailaja Kum.Rashmi Dr.J.Sundara Rajan
16 High Temperature Erossion Test Ring System Resistence Of Metal 486131 (201841004673) Dr.R.K.Kumar Mr.Janardhana Dr. V.Saravanan Dr.Shekar Kumar Raghavendra Naik
17 Secondary Air Pre-Heater for heating air to 800-1000 Centigrade in drop tube reactor systems 470525 364/KOL/2015 CPRI Officials Dr.V.Saravanan, Shri.R.K.Kumar, Shri.K.H.Arun Kumar Dr.M.Shekar Kumar Dr. S. Seetharamu. NTPC Officials ,Shri. MVS Reddy, Shri Sujay Karmakar, Shri.Kumar Swadhin, Dr.Krishnendu, Saha Shri. S.K.Dave
18 A novel device for water conservation and use of solar water heaters (SWH) in multi storeyed buildings 463340 (358/KOL/2015) M Siddhartha Bhatta
19 A Composition of Silicone Rubber (SIR) and Filler Materials for Long Term Performance of High Voltage Insulators 460425 (2913/CHE/2015) Dr.N.Vasudev Smt.S.Ganga
20 Dielectric mineral oil based nanofluids for transformers. 454359 (201841034834) Dr.P. Thomas
21 Rotating water cooled ash deposition system to determine the deposition characteristics of the ash particles generated in a Drop Tube Reactor (DTR) system 454227 (366/KOL/2015) CPRI Officials Dr.V.Saravanan Shri.R.K.Kumar Shri.K.H.Arun Kumar Dr.M.Shekar Kumar Dr. S. Seetharamu NTPC Officials Shri Sujay Karmakar Shri.Kumar Swadhin Dr.Krishnendu Saha Shri. MVS Reddy Shri. S.K.Dave
22 Sensor System Replicating and Monitoring Formation of CuxS in High Voltage Power Transformer 445481 (201641018693) Dr.J.Sundara Rajan Shri.Mohan.S.Divekar Kum.Daisy Flora
23 Green Insulating Fluids For Transformer Application: A Non-Edible Vegetable Oil” 443364 (202141053865 (23.11.2021)) Dr. Dhorali Gnanasekaran, Dr. Chavidi Venkata Prasad
24 An Auto-Operating Device in Solar Water Heater System Applicable for Highly Scaled BoreWell Water 437812 (355/KOL/2015) M Siddhartha Bhatta
25 A Composition of polydopamine grafted nano alumina based silicone rubber nanocomposite for high voltage insulation 430971 (202241031333 (01.06.2022)) Mrs. Ashitha N Mrs. Meena K P
26 An apparatus and method to monitor inlet and exit Parametric conditions of steam in a thermal heating system to achieve optimal efficiency 426426 (382/KOL/2012) M Siddhartha Bhatt
27 Intelligent forecaster for composite electric heater load on grid 423719 (349/KOL/2013) M Siddhartha Bhatta
28 Load flow Models for Generators for Power Sub-Transmission and Distribution 422964 (351/KOL/2015) Dr.Amit Jain, Shri.James Ranjith Kumar
29 A Smart Air Handling Unit (AHU) for Efficient Operation of Centralized Air Conditioning Systems with lower power consumption 417425 765/KOL/2014 M Siddhartha Bhatta Shri.S.Jothi Basu
30 Multi-Jet Type High Velocity Silt Erosion Apparatus 415685 (377/KOL/2012) M.Janardhana, R.K.Kumar, Dr.p.Sampathkumaran, Dr. S. Seetharamu
31 An apparatus for on-line measuring of operating efficiency of deep well or bore well-motors in-situ 414572 (383/KOL/2012) M Siddhartha Bhatt
32 A Secondary Air Pre-Heating System Integrated with an Hot Air Distribution System for achieving Laminar flow Conditions w hile Administering Preheated Secondary Air into a Drop Tube Furnace 413136 (378/KOL/2012) V.Saravanan, R.K.Kumar, Dr. S. Seetharamu
33 A Scheme for Switching of Multiple Shunt Reactors for Testing of LV Power Capacitors 407041 (380/KOL/2012) Shri. Vaidhyanathan, Dr.H.N.Nagamani
34 A Device for Thermo-Mechanical Pre- Stressing of Metal Oxide Surge Arrester 403435 (31/KOL/2014) K.Karunakara M.Kanyakumari Dr.N.Vasudev Dr.R.S.Shivakumara Aradhya
35 An Condenser Device for Cooling Transformer Oil and Converting Heat Energy of Transformer Oil into Electricity 403340 (1020/KOL/2014) Shri.T.Mallikharjuna Rao
36 Specially Designed Porcelain Long Road Insulators for Highly Contaminated Environment 399502 (201641033690) Dr.N.Vasudev Shri.S.Sudalai Shunmugam
37 A Robotic Crawler System Operable under LFET To Conduct Automated Boiler Water Wall Tubes Inspection 397523 (379/KOL/2012) M.Janardhana R.K.Kumar Dr.p.Sampathkumaran Dr. S. Seetharamu
38 An apparatus and a process for optimizing performance of a heat exchanger system 394764 (364/KOL/2010) M Siddhartha Bhatt
39 Metal Carbide Coated Electrodes for DC inclined Plane Tracking Test 394433 (201641011486) Smt.S.Ganga
40 A Novel HDPE Nano-Composite using Multiwalled Carbon Nanotubes (MWCNT) And Nano-Silicon Dioxide (SIO2) with balanced Dielectric, Mechanical and Flame Properties for Insulation Applications 388667 (201641011344) Shri.T.A.Praveen Dr.R.R.N.Sailaja Dr.J.Sundara Rajan
41 System for controlling Operation of Hybrid Battery Bank in burst power and base power mode 386321 (201741009033) Mr. M. Siddartha Bhatta
42 A constant Pressure Gas Holder System for mixing Explosive Gas-Air Mixtures in Volumetric Ratio at atmospheric pressure 380308 (1633/CHE/2014) Gujjala Balaraju
43 Creation of B-scan Image in Ultrasonic Complex Geometry Time of Flight Diffraction Inspection 380101 (201641011438) Dr.S.K.Nath Shri.Nilesh Bhajan Shri.Vaibav Borkar Shri.Bhavesh Bhojwani
44 Development Of Online Gas Extraction System For Dissolved Gases In Mineral Oils 379481 (201741007587) V.V. Pattanshetty
45 A Method for Synthesizing Ceramic Polymer Composites. 373913 (1641/CHE/2014) Dr.P.Thomas
46 Chamber for Administering Cold Primary and Hot Secondary Air to Drop Tube Reactor Systems 358369 (368/KOL/2015) CPRI Officials Dr.V.Saravanan Shri.R.K.Kumar Shri.K.H.Arun Kumar Dr.M.Shekar Kumar Dr. S. Seetharamu NTPC Officials Dr.Krishnendu Saha Shri.Kumar Swadhin Shri Sujay Karmakar Shri. MVS Reddy Shri. S.K.Dave
47 Nano-laddered sorbent type material for transformer oil reclamation 351435 (376/KOL/2012) Mr.V.V.Pattanshetti Mr.Kishore Kumar Dr.S.Seetharamu
48 Ash Micro-Spheres Based Thermal Insulation Refractory 350996 (568/KOL/2009) M.G. Anand Kumar Dr. S. Seetharamu
49 Development of Solid Matrix Reagent for De-chlorination of Poly Chlorinated Biphenyls (PCB) 341325 (201641011282) Shri.V.V.Pattanshetti
50 Nano-filled polymer based high performance novel thermo plastic composite material for dielectric applications 341300 (365/KOL/2012) Shri.V.V.Pattanshetti Dr.S.Seetharamu
51 A Process for Synthesizing Carbon Nano Tubes (CNT’s) Modified Nano – Mullitic Hollow Spheres 336720 (1713/CHE/2014) S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
52 Intelligent Air Conditioner Controller 331767 (626/KOL/2008) M Siddhartha Bhatta
53 An improved water/nitrogen dual cooled probe system for collecting burnt sample particles at various elevations inside drop tube furnace 330014 (381/KOL/2012) Dr. V.Saravanan Dr. R.K.Kumar Dr. S. Seetharamu
54 Pulverised coal ash based granules through low energy route for filler applications 328643 (1466/KOL/2013) M.G.Ananda Kumar Dr.M.Shekhar Kumar Dr.S.Seetharamu
55 Fly ash Cenosphere composites for sanitation applications 324627 (707/KOL/2013) Dr.M.Shekhar Kumar T.R.Venkatesh Dr.S.Seetharamu
56 Microwave sintered coal ash based granules for filler applications 323686 (1213/KOL/2013) M.G.Ananda Kumar Dr.S.Seetharamu
57 A novel method for synthesis of dawsonite from fly ash 315960 (706/KOL/2013) Dr.M.Shekhar Kumar K.Surynarayanana Dr.S.Seetharamu
58 A System for Measuring Thermal Energy Gained by a Water Storage Tank 287873 (1437/CHE/2006) Shri.R.Sudhir Kumar Shri.N.Rajkumar M Siddhartha Bhatt
59 A Curing Agent for Epoxy Resin 283144 (1895/CHE/2006) Dr. P.V. Reddy
60 Time Synchronizing Unit for continuously monitoring Electrical Substations 251180 (484/CHE/2003) Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
61 Radio Based Centralized Control System For Electrical Loads 247111 (485/CHE/2003) Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
62 An Apparatus For Flow Simulation For Measurement Of Pulverized Particle Mass Flow 240681 Shri.B.H.Narayana M Siddhartha Bhatt
63 Stabilized Zirconia Plasma Sprayable Powder and Industrial Process for Its Manufacture 229939 (1284/CHE/2005) Dr.Parvati Ramaswamy Dr.S.Seetharamu Mr.S.Vynatheya
64 A Flame Retardant Composition for Cable Applications 234791 (301/CHE/2004) Dr.P.V.Reddy
65 An Apparatus and a Method for Optimum Extraction Of Dissolved Gas in Mineral / Synthetic Oil 236822 (300/CHE/2004) Shri.R. Panner Selvam Shri.D. Ravindra Shri.H.C. Kashavamurthy Shri.G.R.Viswanath
66 Card Operated Pre-Paid Energy Meter using Novel Card Reading Technique 198927 Smt.Jothy Gopalakrishnan Shri.A.R.Ravi Kumar Shri.V.N.Nanda Kumar Dr.B.N.Sarkar
67 Development Of Digital Techniques For Measurement Of Resistive Leakage Current In Zinc Oxide Arrester 201476 Dr. R. S. Shivakumara aradhya Dr.Pradeep m. nirgude Dr. Channakeshava
68 Flame Retardant Low Smoke Compound Based On PVC For Cable Application 201478 Dr.P.V.Reddy
69 Condensate Depression Monitor 198941 Shri.R.Sudhir Kumar M Siddhartha Bhatt
70 A Digital Device For Measurement Of Resistive Leakage Current Of Zinc Oxide Arresters 201476 Dr. R. S. Shivakumara Aradhya Pradeep M. Nirgude Dr. Channakeshava
71 Synthesis Of Capacitor Liquid Dielectric From Rapeseed Oil 182271 M/s. Central Power Research Institute
72 Development of Latent Accelerator Based On Metal Chelates for Faster Curing of Epoxy Resin System 181043 M/s. Central Power Research Institute
73 New Aluminium Conductors for Coastal Application 179042 Dr.P.R. Krishnamoorthy
74 Hand Held Capacitance Detector 181110 M/s. Central Power Research Institute
75 A Process for the manufacture of Fly ash based ceramic acid resistant Bricks/Tiles Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
76 Spherical Electrode AC Digital Field Strength Meter 181132 M/s. Central Power Research Institute
77 A process for the manufacture of Fly ash based ceramic wall tile Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
78 A Process for the manufacture of Fly ash based ceramic floor tiles Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
79 Zirconia Based Ceramic Spray Powder For Plasma 181225 Smt.Parvati Ramaswamy Shri.B.H.Narayana
80 Fluidised Beta Multi-Fuel Updraft Biomass Gasifier 179425 M/s. Central Power Research Institute
81 Field Oriented Control of Synchronous Motor for Variable Speed Operation 172072 M/s. Central Power Research Institute
82 Lightning Arrester Field Test Kit M/s. Central Power Research Institute

S.No Application Title Award Year Patent Number Inventors Name
1 Eco-friendly Natural Este Dielectric Fluid Comprising Non-Edible Oil for Electrical Equipment 202641058721 Dr. V. Ravi Babu, Mr. M. Siddhardha
2 A Two Stage Percolation Apparatus for Conversion of Non-Edible Vegetable Oils into Transformer Grade Dielectric Insulating Fluid 202641045100 Dr. Chavidi Venkata Prasad, Dr. Gnanasekaran, DMD
3 Vacuum Bottle Based Re-Ignition Circuit for Synthetic Testing of Circuit Breakers 202541091891 Sri. Rajaramamohanarao Chennu
4 An Apparatus and a Method for Microwave Steam Plasma Gasification of Heterogeneous Solid Fuel Particles 202541079759 Dr. V.Saravanan Dr. R.K.Kumar
5 A Sustainable System for Regenerating Transformer Insulating oil 202541044940 Dr. Moumita Naskar, Ms. Ankita Deb, Sri. Manis Kumar, Sri. Manas Chakraborty Dr. Prabhat Kumar Maiti (Retd.)
6 Advanced Photocatalytic Water-Splitting Reactor with Tio2@Zno Core-Shell Photocatalyst Coated Nafion 202541021014 Alva’s Institute of Engineering and Technology, Moodbidri and Central Power Research Institute, (Dr.M.G.Anandakumar), BDD
7 Simulated High Temperature boiler tube corrosion testing system under controlled Flue Gas Environments 202541038975 Dr. R.K.Kumar Dr. V.Saravanan Mr. Laxman Rao
8 Enhancing Proton-Conductivity Retention and Structural Rigidity of Nafion Membranes via Glutaraldehyde Crosslinking followed by Sulfonation 202541014502 Alva’s Institute of Engineering and Technology, Moodbidri and Central Power Research Institute, (Dr.M.G.Anandakumar), BDD
9 “Method for determining the state of health of transformer using SFRA measurements”. 202341032039 Sri. Sreeram V, Sri. Rajkumar M, Sri, Sudhakara Reddy S, Sri. T Gurudev, Sri. Maroti,
10 Specially Designed Trishul porcelain disc Insulators for Highly Contaminated Environment 202041006904 18/02/2020 Dr.N.Vasudev Mr. S Sudalai Shunmugam
11 Sun Stroke Master 348/KOL/2013 M Siddhartha Bhatta
12 An improved heat pipe forming a condenser with reduced number of pipes and effectively condensing steam in steam cycled based power plates 350/KOL/2013 T.Mallikhrjuna Rao
13 An erosion resistant steel for underwater components of Turbine Hydro generators and Process for producing the same 2653/DEL/2011 1. Council of Scientific and Industrial Research. 2. Central Power Research Institute. 3. National Hydro Power Corporation Limited. 4. Satluj Jal Vidyut Nigam Limited.

Sl. No. Title of Granted Patent Applications Patent Number & Year of Award Application Number & Date of Filing Inventors Name
1 Temperature and Sag Measurement Sensor Fitted Directly on Live High Tension Powerlines 521710 03.03.2024 201641011300 31.03.2016 Dr.J.Sundara Rajan Shri,Atulya Mishra Shri.Mohan.S.Devekar (Late)
2 A Process for the Preparation of Graphene Coated CNT Modified Mullitic Hollow Spheres 516057 27.02.2024 1711/CHE/2014 30.06.2014 Shri. S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
3 An Energy Efficiency Optimizer System for Induced Draft Cooling Towers of Power Plants 499634 16.01.2024 410/KOL/2014 28.03.2014 M Siddhartha Bhatta
4 Novel Polymer Composite Material for EMI Shielding of Electronic Systems/ Circuits 496460 09.01.2024 201641011481 31.03.2016 Dr.R.R.N.Sailaja Kum.Kavya.M Kum.Rashmi Dr.J.Sundara Rajan
5 Secondary Air Pre-Heater for Heating Air to 800-1000 C In Drop Tube Reactor Systems 470525 20/11/2023 (364/KOL/2015) (31.03.2015 ) CPRI Officials Dr.V.Saravanan Shri.R.K.Kumar Shri.K.H.Arun Kumar Dr.M.Shekar Kumar Dr. S. Seetharamu NTPC Officials Shri. MVS Reddy Shri Sujay Karmakar Shri.Kumar Swadhin Dr.Krishnendu Saha Shri. S.K.Dave
6 A novel device for water conservation and use of solar water heaters (SWH) in multi storeyed buildings 463340 30.10.2023 358/KOL/2015 30.03.2015 M Siddhartha Bhatta
7 A Composition of Silicone Rubber (SIR) and Filler Materials for Long Term Performance of High Voltage Insulators 460425 18.10.2023 2913/CHE/2015 10.06.2015 Dr.N.Vasudev Smt.S.Ganga
8 Dielectric Mineral Oil Based Nanofluids for Transformers 454359 25 .09. 2023 201841034834 Dr. P. Thomas
9 Rotating water cooled ash deposition system to determine the deposition characteristics of the ash particles generated in a Drop Tube Reactor (DTR) system 454227 25/09/2023 366/KOL/2015 CPRI Officials Dr.V.Saravanan Shri.R.K.Kumar Shri.K.H.Arun Kumar Dr.M.Shekar Kumar Dr. S. Seetharamu NTPC Officials Shri Sujay Karmakar Shri.Kumar Swadhin Dr.Krishnendu Saha Shri. MVS Reddy Shri. S.K.Dave
10 Sensor System Replicating and Monitoring Formation of CuxS in High Voltage Power Transformer 445481 08.09.2023 201641018693 31.05.2016 Dr.J.Sundara Rajan Shri.Mohan.S.Divekar Kum.Daisy Flora
11 An Auto-Operating Device in Solar Water Heater System Applicable for Highly Scaled BoreWell Water 437812 07.07.2023 355/KOL/2015 27.03.2014 M Siddhartha Bhatta
12 "An Apparatus and Method to Monitor Inlet and Exit Parametric Conditions of Steam in a Thermal Heating System to Achieve Optimal Efficiency" 426426 23/03/2023 382/KOL/2012 02/04/2012 M Siddhartha Bhatta
13 Intelligent forecaster for composite electric heater load on grid 423719 01/03/2023 349/KOL/2013 28.03.2013 M Siddhartha Bhatta
14 A Smart Air Handling Unit (Ahu) for Efficient Operation of Centralized Air-Conditioning Systems With Lower Power Consumptio 417425 10.01.2023 765/KOL/2014 17.07.2014 M Siddhartha Bhatta Shri.S.Jothi Basu
15 Multi-Jet Type High Velocity Silt Erosion Apparatus 415685 27/12/2022 377/KOL/2012 02/04/2012 M.Janardhana R.K.Kumar Dr.p.Sampathkumaran Dr. S. Seetharamu
16 "An Apparatus for On-Line Measuring of Operating Efficiency of Deep well Motors/Bore well Motors In-Situ" 414572 14/12/2022 383/KOL/2012 02.04.2012 M Siddhartha Bhatta
17 An Condenser Device for Cooling Transformer Oil and ConvertingHeat Energy of Transformer Oil into Electricity 403340 10.08.2022 1020/KOL/2014 08.10.2014 Shri.T.Mallikharjuna Rao
18 A Device for Thermo-Mechanical Pre-Stressing of Metal Oxide Surge Arrester 403435 11.08.2022 31/KOL/2014 08.07.2014 K.Karunakara M.Kanyakumari Dr.N.Vasudev Dr.R.S.Shivakumara Aradhya
19 Specially Designed Porcelain Long Road Insulators for Highly Contaminated Environment 399502 20.06.2022 201641033690 Dr.N.Vasudev Shri.S.Sudalai Shunmugam
20 A Robotic Crawler System Operable under LFET To Conduct Automated Boiler Water Wall Tubes Inspection 397523 24.05.2022 379/KOL/2012 M.Janardhana R.K.Kumar Dr.p.Sampathkumaran Dr. S. Seetharamu
21 An Apparatus and a Process for Optimizing Performance of a Heat Exchanger System 394764) 13.04. 2022 364/KOL/2010 Sri. M.Siddartha Bhatt
22 Metal Carbide Coated Electrodes for DC inclined Plane Tracking Test 394433 07.04. 2022 201641011486 Mrs. Ganga
23 A Novel HDPE Nano-Composite using Multiwalled Carbon Nanotubes (MWCNT) And Nano-Silicon Dioxide (SIO2) with balanced Dielectric, Mechanical and Flame Properties for Insulation Applications 388667 07 February 2022 201641011344 Dr.J.Sundara Rajan Shri.T.A.Praveen Dr.R.R.N.Sailaja
24 System for controlling Operation of Hybrid Battery Bank in burst power and base power mode 386321 10 January 2022 201741009033 Sri. M.Siddartha Bhatt
25 Development Of Online Gas Extraction System For Dissolved Gases In Mineral Oils 379481 20 October 2021 201741007587 V.V. Pattanshetty
26 A constant Pressure Gas Holder System for mixing Explosive Gas-Air Mixtures in Volumetric Ratio at atmospheric pressure 380308 27 October 2021 1633/CHE/2014 Gujjala Balaraju
27 A Method for Synthesizing Ceramic Polymer Composites. 373913 05 August 2021 1641/CHE/2014 Dr.P.Thomas
28 Chamber for Administering Cold Primary and Hot Secondary Air to Drop Tube Reactor Systems 358369 11 February 2021 368/KOL/2015 CPRI Officials Dr.V.Saravanan Shri.R.K.Kumar Shri.K.H.Arun Kumar Dr.M. Shekar Kumar Dr. S. Seetharamu NTPC Officials Dr.Krishnendu Saha Shri.Kumar Swadhin Shri Sujay Karmakar Shri. MVS Reddy Shri. S.K.Dave
29 Nano-laddered Sorbent type material for Transformer oil Reclamation 351435 November 2020 376/KOL/2012 Shri.V.V.Pattanshetti Mr.Kishore Kumar Dr.S.Seetharamu
30 Ash Micro-Spheres Based Thermal Insulation Refractory 350996 November 2020 568/KOL/2009 Dr. M.G.Anand Kumar Dr. S.Seetharamu
31 Nano-filled polymer based high performance novel thermo plastic composite material for dielectric applications 341300 July 2020 365/KOL/2012 Shri.V.V.Pattanshetti Dr.S.Seetharamu
32 Development of Solid Matrix Reagent for De-chlorination of Poly Chlorinated Biphenyls (PCB) 341325 July 2020 201641011282 Shri.V.V.Pattanshetti
33 A Process for Synthesizing Carbon Nano Tubes (CNT’s) Modified Nano – Mullitic Hollow Spheres 336720 May 2020 1713/CHE/2014 S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
34 Intelligent Air Conditioner Controller 331767 February 2020 626/KOL/2008 M Siddhartha Bhatta
35 A Device for Predicting in Real Time Fluctuations in Output of Solar Photovoltaic Cells 598960 12/08/2026 348/KOL/2013 28/03/2013 M Siddhartha Bhatta
36 Pulverised coal ash based granules through low energy route for filler applications 328643 December 2019 1466/KOL/2013 M.G.Ananda Kumar Dr.M.Shekhar Kumar Dr.S.Seetharamu
37 Fly ash Cenosphere composites for sanitation applications 324627 November 2019 707/KOL/2013 Dr.M.Shekhar Kumar T.R.Venkatesh Dr.S.Seetharamu
38 Microwave sintered coal ash based granules for filler applications 323686 Oct 2019 1213/KOL/2013 M.G.Ananda Kumar Dr.S.Seetharamu
39 A novel method for synthesis of dawsonite from fly ash 315960 July 2019 706/KOL/2013 Dr.M.Shekhar Kumar K. Suryanarayana Dr.S.Seetharamu
40 A System for Measuring Thermal Energy Gained by a Water Storage Tank 287873 Sep 2017 1437/CHE/2006 Shri.R.Sudhir Kumar Shri.N.Rajkumar M Siddhartha Bhatt
41 A Curing Agent for Epoxy Resin 283144 May 2017 1895/CHE/2006 Dr. P.V. Reddy
42 [Time Synchronizing Unit for continuously monitoring Electrical Substations ](https://www.cpri.in/images/pdf/Time_Synchronizing_Uni.pdf "Time Synchronizing Unit")(Size : 58.6 KB, PDF file) 251180 29.2.2012 484/CHE/2003 Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
43 Radio Based Centralized Control System For Electrical Loads 247111 28.3.2011 485/CHE/2003 Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
44 An Apparatus For Flow Simulation For Measurement Of Pulverized Particle Mass Flow 25.5.2010 (240681)   Shri.B.H.Narayana M Siddhartha Bhatt
45 An Apparatus and a Method for Optimum Extraction Of Dissolved Gas in Mineral / Synthetic Oil 236822 2009 300/CHE/2004 Shri.R. Panner Selvam Shri.D. Ravindra Shri.H.C. Keshavamurthy Shri.G.R.Viswanath
46 A Flame Retardant Composition for Cable Applications 234791 2009 301/CHE/2004 Dr.P.V.Reddy
47 Stabilized Zirconia Plasma Sprayable Powder and Industrial Process for Its Manufacture 229939 2009 (1284/CHE/2005) Dr.Parvati Ramaswamy Dr.S.Seetharamu Mr.S.Vynatheya
48 Flame Retardant Low Smoke Compound Based On PVC For Cable Application 201478 2006   Dr.P.V.Reddy
49 Development Of Digital Techniques For Measurement Of Resistive Leakage Current In Zinc Oxide Arrester 201476 2006   Dr. R. S. Shivakumara aradhya Dr.Pradeep m. nirgude Dr. Channakeshava
50 Card Operated Pre-Paid Energy Meter using Novel Card Reading Technique 198927 2006   Smt.Jothy Gopalakrishnan Shri.A.R.Ravi Kumar Shri.V.N.Nanda Kumar Dr.B.N.Sarkar
51 Condensate Depression Monitor 198941 2006   Shri.R.Sudhir Kumar M Siddhartha Bhatt
52 A Digital Device For Measurement Of Resistive Leakage Current Of Zinc Oxide Arresters 201476 2005   Dr. R. S. Shivakumara Aradhya Pradeep M. Nirgude Dr. Channakeshava
53 Synthesis Of Capacitor Liquid Dielectric From Rapeseed Oil 182271 2000   M/s. Central Power Research Institute
54 Zirconia Based Ceramic Spray Powder For Plasma 181225 1999   Smt.Parvati Ramaswamy Shri.B.H.Narayana
55 Development of Latent Accelerator Based On Metal Chelates for Faster Curing of Epoxy Resin System 181043 2000   M/s. Central Power Research Institute
56 A Process for the manufacture of Fly ash based ceramic acid resistant Bricks/Tiles 1999   Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
57 A Process for the manufacture of Fly ash based ceramic floor tiles 1999   Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
58 A process for the manufacture of Fly ash based ceramic wall tile 1999   Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
59 Spherical Electrode AC Digital Field Strength Meter 181132 1999   M/s. Central Power Research Institute
60 Hand Held Capacitance Detector 181110 1999   M/s. Central Power Research Institute
61 New Aluminium Conductors for Coastal Application 179042 1999   Dr.P.R. Krishnamoorthy
62 Fluidised Beta Multi-Fuel Updraft Biomass Gasifier 179425 1994   M/s. Central Power Research Institute
63 Field Oriented Control of Synchronous Motor for Variable Speed Operation 172072 1994   M/s. Central Power Research Institute
64 Lightning Arrester Field Test Kit 1970   M/s. Central Power Research Institute
Website Feedback Intranet Routemap Archives Power Links Sitemap Holiday Calendar Employee Corner Pensioners Working Hours FAQs Right-To-Information GST Number Employees List GrievanceWomen's Cell