Patents

Granted Patent Application

S.No Application Title Award Year Patent Appliation number Inventors Name
1 Chamber for administering cold primary and hot secondary air to drop tube reactor system 01-02-2021 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
2 Nano-laddered sorbent type material for transformer oil reclamation 02-11-2020 351435(376/KOL/2012) Mr.V.V.Pattanshetti Mr.Kishore Kumar Dr.S.Seetharamu
3 Ash Micro-Spheres Based Thermal Insulation Refractory 01-11-2020 350996 (568/KOL/2009) M.G. Anand Kumar Dr. S. Seetharamu
4 Development of Solid Matrix Reagent for De-chlorination of Poly Chlorinated Biphenyls (PCB) 29-07-2020 341325 (201641011282) Shri.V.V.Pattanshetti
5 Nano-filled polymer based high performance novel thermo plastic composite material for dielectric applications 29-07-2020 341300 (365/KOL/2012) Shri.V.V.Pattanshetti Dr.S.Seetharamu
6 A Process for Synthesizing Carbon Nano Tubes (CNT’s) Modified Nano – Mullitic Hollow Spheres 29-05-2020 336720 (1713/CHE/2014) S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
7 Intelligent Air Conditioner Controller 29-02-2020 331767 M Siddhartha Bhatta
8 An improved water/nitrogen dual cooled probe system for collecting burnt sample particles at various elevations inside drop tube furnace 29-01-2020 330014 Dr. V.Saravanan Dr. R.K.Kumar Dr. S. Seetharamu
9 Pulverised coal ash based granules through low energy route for filler applications 29-12-2019 328643 M.G.Ananda Kumar Dr.M.Shekhar Kumar Dr.S.Seetharamu
10 Fly ash Cenosphere composites for sanitation applications 29-11-2019 324627 Dr.M.Shekhar Kumar T.R.Venkatesh Dr.S.Seetharamu
11 Microwave sintered coal ash based granules for filler applications 25-10-2019 1213/KOL/2013, 323686 M.G.Ananda Kumar Dr.S.Seetharamu
12 A novel method for synthesis of dawsonite from fly ash 29-07-2019 315960 Dr.M.Shekhar Kumar K.Surynarayanana Dr.S.Seetharamu
13 A System for Measuring Thermal Energy Gained by a Water Storage Tank 14-09-2017 1437/CHE/2006, 287873 Shri.R.Sudhir Kumar Shri.N.Rajkumar M Siddhartha Bhatt
14 A Curing Agent for Epoxy Resin 01-05-2017 283144 Dr. P.V. Reddy
15 Time Synchronizing Unit for continuously monitoring Electrical Substations 29-02-2012 251180 Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
16 Radio Based Centralized Control System For Electrical Loads 28-03-2011 247111 Shri.V.Shivakumar Shri. V. Arunachalam Shri.V.N.Nandakumar Dr.B.N.Sarkar
17 An Apparatus For Flow Simulation For Measurement Of Pulverized Particle Mass Flow 25-05-2010 240681 Shri.B.H.Narayana M Siddhartha Bhatt
18 Stabilized Zirconia Plasma Sprayable Powder and Industrial Process for Its Manufacture 01-10-2009 229939 Dr.Parvati Ramaswamy Dr.S.Seetharamu Mr.S.Vynatheya
19 A Flame Retardant Composition for Cable Applications 01-10-2009 234791 Dr.P.V.Reddy
20 An Apparatus and a Method for Optimum Extraction Of Dissolved Gas in Mineral / Synthetic Oil 01-10-2009 236822 Shri.R. Panner Selvam Shri.D. Ravindra Shri.H.C. Kashavamurthy Shri.G.R.Viswanath
21 Condensate Depression Monitor 01-10-2006 198941 Shri.R.Sudhir Kumar M Siddhartha Bhatt
22 Card Operated Pre-Paid Energy Meter using Novel Card Reading Technique 01-10-2006 198927 Smt.Jothy Gopalakrishnan Shri.A.R.Ravi Kumar Shri.V.N.Nanda Kumar Dr.B.N.Sarkar
23 Development Of Digital Techniques For Measurement Of Resistive Leakage Current In Zinc Oxide Arrester 01-10-2006 201476 Dr. R. S. Shivakumara aradhya Dr.Pradeep m. nirgude Dr. Channakeshava
24 Flame Retardant Low Smoke Compound Based On PVC For Cable Application 01-10-2006 201478 Dr.P.V.Reddy
25 A Digital Device For Measurement Of Resistive Leakage Current Of Zinc Oxide Arresters 01-10-2005 201476 Dr. R. S. Shivakumara Aradhya Pradeep M. Nirgude Dr. Channakeshava
26 Development of Latent Accelerator Based On Metal Chelates for Faster Curing of Epoxy Resin System 01-10-2000 181043 M/s. Central Power Research Institute
27 Synthesis Of Capacitor Liquid Dielectric From Rapeseed Oil 01-10-2000 182271 M/s. Central Power Research Institute
28 New Aluminium Conductors for Coastal Application 01-10-1999 179042 Dr.P.R. Krishnamoorthy
29 Hand Held Capacitance Detector 01-10-1999 181110 M/s. Central Power Research Institute
30 Spherical Electrode AC Digital Field Strength Meter 01-10-1999 181132 M/s. Central Power Research Institute
31 A process for the manufacture of Fly ash based ceramic wall tile 01-10-1999 Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
32 A Process for the manufacture of Fly ash based ceramic floor tiles 01-10-1999 Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
33 A Process for the manufacture of Fly ash based ceramic acid resistant Bricks/Tiles 01-10-1999 Dr. P.R. Krishnamoorthy Dr. B.K. Chaturvedi
34 Zirconia Based Ceramic Spray Powder For Plasma 01-10-1999 181225 Smt.Parvati Ramaswamy Shri.B.H.Narayana
35 Fluidised Beta Multi-Fuel Updraft Biomass Gasifier 01-10-1994 179425 M/s. Central Power Research Institute
36 Field Oriented Control of Synchronous Motor for Variable Speed Operation 01-01-1994 172072 M/s. Central Power Research Institute
37 Lightning Arrester Field Test Kit 01-01-1970 M/s. Central Power Research Institute

Under process Patent Application

S.No Application Title Award Year Patent Appliation number Inventors Name
1 Simulated particle impact Erosion system for Grading Thermal Power Plant tube materials and coatings". 01-04-2019 201941018786 Dr. R.K.Kumar, Dr.V.Saravanan, Shri. M.Janardhana, Dr. GSVL Narasimham, IISc, Bengaluru
2 Synthetic Ester Based Nanofluids for Transformer Insulation. 20-06-2018 Patent Application number awaited Dr.P. Thomas Mrs. Nandini E Hudedmani
3 Dielectric mineral oil based nanofluids for transformers. 20-06-2018 201841034834 Dr.P. Thomas Mrs. Nandini E Hudedmani
4 Specially Designed Trishul porcelain disc Insulators for Highly Contaminated Environment 15-02-2018 Patent Application number awaited Dr.N.Vasudev Mr. S Sudalai Shunmugam
5 Simulation Silt Erossion System For Grading Hydro Power Plant Material And Coatings 30-11-2017 201741042935 Dr.R.K.Kumar Dr.Saravanan Dr.Shekar Kumar Mr.Pramode
6 Solar Hybridization Of The Existing Thermal Power Plants To Reduce Coal Consumption. 16-10-2017 201841022717 Mr. T.Mallikharjuna Rao
7 High Temperature Erossion Test Ring System Resistence Of Metal 03-08-2017 201841004673 Dr.R.K.Kumar Mr.Janardhana Dr. V.Saravanan Dr.Shekar Kumar Raghavendra Naik
8 Development Of "Natural Easter Based Dielectric Fluids For Transformer Oil Applications" 01-05-2017 Patent Application number awaited Mr.V.V.Pattan Shetty Mrs.Ann Pamla Cruze
9 In-Situ Low Intrusive Material Scoop Device For Extration From Metalic Minerals 27-04-2017 Patent Application number awaited Dr. M.V.Rao Mr.Kishore kumar Dr. Shekar Kumar Mr. R.K.Swamy M/s. Veltech Engineers, Hyderabad
10 Methodology For Obtaining Load Flow Solution In Weakly Meshed Electric Power Distribution System 31-03-2017 201741011818 Dr. Amit Jain Mr. James Ranjith Kumar
11 A Novel Battery Management System For Base Cum Burst Power Supply 16-03-2017 201741009033 Mr. M. Siddartha Bhatta
12 Successive Cooling Method To Reduce Global Warming 15-03-2017 201741008939 Mr. T. Mallikarjuna RaoMr. T. Mallikarjuna Rao
13 Development Of Online Gas Extraction System For Dissolved Gases In Mineral Oils 03-03-2017 201741007587 Shri.R. Panner Selvam Shri.D. Ravindra Shri.H.C. Kashavamurthy Shri.G.R.Viswanath
14 Specially Designed Porcelain Long Road Insulators for Highly Contaminated Environment 03-10-2016 201641033690 Dr.N.Vasudev Shri.S.Sudalai Shunmugam
15 Sensor System Replicating and Monitoring Formation of CuxS in High Voltage Power Transformer 31-05-2016 201641018693 Dr.J.Sundara Rajan Shri.Mohan.S.Divekar Kum.Daisy Flora
16 Creation of B-scan Image in Ultrasonic Complex Geometry Time of Flight Diffraction Inspection 25-04-2016 201641011438 Dr.S.K.Nath Shri.Nilesh Bhajan Shri.Vaibav Borkar Shri.Bhavesh Bhojwani
17 Temperature and Sag Measurement Sensor Fitted Directly on Live High Tension Powerlines 31-03-2016 201641011300 Shri,Atulya Mishra Shri.Mohan.S.Devekar Dr.J.Sundara Rajan
18 Novel Polymer Composite Material for EMI Shielding of Electronic Systems/ Circuits 31-03-2016 201641011481 Kum.Kavya.M Dr.R.R.N.Sailaja Kum.Rashmi Dr.J.Sundara Rajan
19 Metal carbide coated electrodes for DC inclined plane tacking test 31-03-2016 201641011486 Smt.S.Ganga
20 A Novel HDPE Nano-Composite Using Multiwalled Carbon Nanotubes (MWCNT) & Nano-Silicon Dioxide (SIO2) wth Balanced Dielectric Mechanical & Flame Properties for Insulation Applications 31-03-2016 201641011344 Shri.T.A.Praveen Dr.R.R.N.Sailaja Dr.J.Sundara Rajan
21 A Composition of Silicone Rubber (SIR) and Filler Materials for Long Term Performance of High Voltage Insulators 10-06-2015 2913/CHE/2015 Dr.N.Vasudev Smt.S.Ganga
22 Secondary Air Pre-Heater for heating air to 800-1000 Centigrade in drop tube reactor systems 31-03-2015 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
23 Rotating water cooled ash deposition system to determine the deposition characteristics of the ash particles generated in a Drop Tube Reactor (DTR) system 31-03-2015 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
24 A novel device for water conservation and use of solar water heaters (SWH) in multi storeyed buildings 30-03-2015 358/KOL/2015 M Siddhartha Bhatta
25 A Quadratic solution based method to handle fluctuations of bus voltage inconstant impedance constant current and constant power (zip) load 30-03-2015 351/KOL/2015 Dr.Amit Jain Shri.James Ranjith Kumar
26 Thermo-Mech Loader for Surge Arrester 01-08-2014 31/KOL/2014 K.Karunakara M.Kanyakumari Dr.N.Vasudev Dr.R.S.Shivakumara Aradhya
27 A Smart Air Handling Unit (AHU) for Efficient Operation of Centralized Air Conditioning Systems with lower power consumption 17-07-2014 765/KOL/2014 M Siddhartha Bhatta Shri.S.Jothi Basu
28 A Process for the Preparation of Graphene Coated CNT Modified Mullitic Hollow Spheres 31-03-2014 1711/CHE/2014 Shri. S.Vynatheya Dr.M. Shekar Kumar Dr.S.Seetharamu Dr.Parvati Ramaswamy
29 A METHOD OF COOLING TRANSFORMER OIL WITHOUT USE OF AN EXTERNAL DRIVING FORCE" 28-03-2014 412/KOL/2014, 1020/KOL/2014 Shri.T.Mallikharjuna Rao
30 An Energy Efficiency Optimizer System for Induced Draft Cooling Towers of Power Plants 28-03-2014 410/KOL/2014 M Siddhartha Bhatta
31 A constant Pressure Gas Holder System for mixing Explosive Gas-Air Mixtures in Volumetric Ratio at atmospheric pressure for conducting the flame proof/ explosion proof/ test of electrical equipment operable in Hazardous zones 27-03-2014 1633/CHE/2014 Gujjala Balaraju
32 Ceramic Embedded Polymer Composites Which Exhibit High Dielectric Constant 27-03-2014 1641/CHE/2014 Dr.P.Thomas
33 An Auto-Operating Device in Solar Water Heater System Applicable for Highly Scaled BoreWell Water 27-03-2014 355/KOL/2015 M Siddhartha Bhatta
34 Sun Stroke Master 28-03-2013 348/KOL/2013 M Siddhartha Bhatta
35 Intelligent forecaster for composite electric heater load on grid 28-03-2013 349/KOL/2013 M Siddhartha Bhatta
36 An improved heat pipe forming a condenser with reduced number of pipes and effectively condensing steam in steam cycled based power plates 28-03-2013 350/KOL/2013 T.Mallikhrjuna Rao
37 A high temperature secondary pre-heating system to determine the combustion reactivity of pulverized fuel particles in drop tube furnace 02-04-2012 378/KOL/2012 V.Saravanan R.K.Kumar Dr. S. Seetharamu
38 A robotic crawler system operable under LFET to conduct automated corrosion mapping of boiler water wall tubes 02-04-2012 379/KOL/2012 M.Janardhana R.K.Kumar Dr.p.Sampathkumaran Dr. S. Seetharamu
39 A jet type high velocity slit erosion test apparatus for comparative grading evaluation of silt erosion resistance of different materials and coatings of the turbine components under closely simulated field conditions prevailing in hydro plant 02-04-2012 377/KOL/2012 M.Janardhana R.K.Kumar Dr.p.Sampathkumaran Dr. S. Seetharamu
40 A device scheme for switching of multiple shunt reactor banks for conducting testing of Low Voltage (LV) Power Capacitors in electrical distribution systems 02-04-2012 380/KOL/2012 Dr.H.N.Nagamani Shri. Vaidhyanathan
41 An apparatus for on-line measuring of operating efficiency of deep well or bore well-motors in-situ 02-04-2012 383/KOL/2012 M Siddhartha Bhatt
42 An apparatus and method to monitor inlet and exit Parametric conditions of steam in a thermal heating system to achieve optimal efficiency 02-04-2012 382/KOL/2012 M Siddhartha Bhatt
43 A modular rod type resistive superconductor fault current limiter equipment and assembly under NPP project 25-10-2011 3024/MUM/2011 1.M/s.Crompton Greaves Limited 2. M/s.Central Power Research Institute
44 A modular plate type resistive superconductor fault current limiter equipment and assembly under NPP project 25-10-2011 3025/MUM/2011 1.M/s.Crompton Greaves Limited 2. M/s.Central Power Research Institute
45 An erosion resistant steel for underwater components of Turbine Hydro generators and Process for producing the same 14-09-2011 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.
46 A Process For Producing Polymer Composites With Marble Dust 31-03-2011 455/KOL/2011 Dr. M. Shekhar Kumar Shri.K. Suryanarayana Dr. S. Seetharamu
47 A Process For Producing Polymer Composites For Beneficiated Fly Ash 31-03-2011 456/KOL/2011 Dr. M. Shekhar Kumar Shri.K. Suryanarayana Dr. S. Seetharamu
48 An apparatus and a process for optimizing performance of a heat exchanger system 31-03-2010 364/KOL/2010 M Siddhartha Bhatt
49 An inspection method for characterization of surface breaking inclined crack based on Ultrasonic Time of Flight Diffraction 03-02-2010 102/KOL/2010 Dr. S.K. Nath Shri.B.H.Narayana Dr.Krishnan Bala Subbramaniam,IIT Chennai, Dr.C.V. Krishnamurthy, IIT Chennai.
50 A method to produce Silica Rich Soil Nutrient Support Material Obtained Through Dry Ash Beneficiation 31-03-2009 567/KOL/2009 Smt.M.G.Sumangala Shri. P.Sampath Kumar M.G. Anand Kumar Dr. S. Seetharamu
51 Hot Blended Waste Particulate Fillers With Inorganic Catalyzed Disperse Phase 31-03-2008 651/KOL/2008 Shri.S. Vynatheya Shri.P. Suryanarayana Dr. S. Seetharamu
52 Multilayer Nanomullite – Alumina Coatings For Wear And Erosion Resistance Applications 31-03-2008 652/KOL/2008 Shri.S. Vynatheya Dr. S. Seetharamu Shri.K. Suryanarayana Shri. Ramakrishna