VR

Velliyur Nott Mallikarjuna Rao

EA E.I. Du Pont De Nemours And: 99 patents #10 of 8,010Top 1%
TF The Chemours Company Fc: 16 patents #11 of 195Top 6%
📍 Wilmington, DE: #4 of 3,182 inventorsTop 1%
🗺 Delaware: #9 of 7,163 inventorsTop 1%
Overall (All Time): #10,881 of 4,157,543Top 1%
115
Patents All Time

Issued Patents All Time

Showing 76–100 of 115 patents

Patent #TitleCo-InventorsDate
7385094 Azeotrope compositions comprising tridecafluoro-3-heptene and hydrogen fluoride and uses thereof Ralph Newton Miller, Mario Joseph Nappa, Allen Capron Sievert 2008-06-10
7343981 Methods using fluoroketones for: extinguishing fire; preventing fire, and reducing or eliminating the flammability of a flammable working fluid Mario Joseph Nappa, Allen Capron Sievert 2008-03-18
7285690 Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane Allen Capron Sievert 2007-10-23
7285691 Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and at least one of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane Allen Capron Sievert 2007-10-23
7285692 Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane Allen Capron Sievert 2007-10-23
7271301 Synthesis of perfluoroolefins Peter Gideon Gelblum, Norman Herron, Charles Joseph Noelke 2007-09-18
7264745 Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a hydrofluorocarbon Mario Joseph Nappa, Barbara Haviland Minor, Allen Capron Sievert 2007-09-04
7217678 Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors H. David Rosenfeld, Allen Capron Sievert, Shekhar Subramoney, Munirpallam A. Subramanian 2007-05-15
7161049 Process for purifying hydrofluoropropanes Allen Capron Sievert 2007-01-09
7129383 Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane, hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane Mario Joseph Nappa, H. David Rosenfeld, Sekhar Subramoney, Munirpallam A. Subramanian, Allen Capron Sievert 2006-10-31
7122704 Fluoroketone compounds Mario Joseph Nappa, Allen Capron Sievert 2006-10-17
7087788 Fluorosulfone compounds Allen Capron Sievert, Mario Joseph Nappa, Paul R. Resnick 2006-08-08
7074973 Process for the preparation of 1,1,1,2,2-pentafluoroethane Mario Joseph Nappa, H. David Rosenfeld, Shekhar Subramoney, Munirpallam A. Subramanian, Allen Capron Sievert 2006-07-11
6958422 Pyrolysis process Charles Joseph Noelke 2005-10-25
6858762 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Ralph Thomas Baker, Ralph Newton Miller, Viacheslav A. Petrov, Allen Capron Sievert 2005-02-22
6806396 Disposal of fluoroform (HFC-23) Peter Gideon Gelblum, Charles Joseph Noelke, Norman Herron 2004-10-19
6755942 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Ralph Thomas Baker, Ralph Newton Miller, Viacheslav A. Petrov, Allen Capron Sievert 2004-06-29
6472574 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF Francis John Walczak 2002-10-29
6388147 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF Francis John Walczak 2002-05-14
6359183 Treatment of chromium oxide and catalytic manufacture of vinyl fluoride Frank J. Christoph, George W. Coulston 2002-03-19
6291730 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF Ralph Thomas Baker, Viacheslav A. Petrov, Allen Capron Sievert 2001-09-18
6127585 Catalysts for halogenated hydrocarbon processing, their precursors and their preparation and use Timothy Duzick, Munirpallam A. Subramanian 2000-10-03
6034289 Treatment of chromium oxide and catalytic manufacture of vinyl fluoride Frank J. Christoph, George W. Coulston 2000-03-07
5919994 Catalytic halogenated hydrocarbon processing and ruthenium catalysts for use therein 1999-07-06
5902911 Production of 2-chloro-2-hydrohexafluoropropane and azeotropes thereof with HF Edwin J. Warwas 1999-05-11