Inventor
NIEH EDWARD C Y
US32 patents
⚠️ This page may combine multiple inventors who share the name “NIEH EDWARD C Y”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXACO INC
22 patentsUS4691041ASep 1, 1987
Process for production of ethylene glycol and dimethyl carbonate
TEXACO INC140 citations98
US4795581AJan 3, 1989
Aqueous fluids thickened with fatty acid modified polyoxyalkylene diamines
TEXACO INC25 citations93
US4696803ASep 29, 1987
Treatment of gas streams for removal of acid gases
TEXACO INC32 citations92
US4606837AAug 19, 1986
Water-glycol fluids made from polyoxyalkylene thickeners
TEXACO INC29 citations92
US4438045AMar 20, 1984
Amphoteric surfactants
TEXACO INC27 citations92
US4372873AFeb 8, 1983
Vanadium-amine corrosion inhibitor system for sour gas conditioning solutions
TEXACO INC36 citations92
US5389276AFeb 14, 1995
Aircraft deicing fluid with thermal and pH-stable wetting agent
TEXACO INC29 citations87
US4710362ADec 1, 1987
Selective recovery of carbon dioxide
TEXACO INC20 citations82
US4569798AFeb 11, 1986
Amphoteric surface active monomers
TEXACO INC9 citations74
US4549017AOct 22, 1985
Process for the production of N-substituted (meth)acrylamides from (meth)acrylates and amines over a metal oxide or alkoxide catalyst
TEXACO INC12 citations74
US4469873ASep 4, 1984
Vinyl pyridinium monomers
TEXACO INC14 citations74
US4415717ANov 15, 1983
Polymeric cationic substituted acrylamide surfactants
TEXACO INC8 citations74
US4450307AMay 22, 1984
Hydroxy-containing bicycloalkane ether compounds
TEXACO INC6 citations73
US4547304AOct 15, 1985
Nonfuming solder cleansing and fusing fluids
TEXACO INC9 citations69
US4767555AAug 30, 1988
Hydrophobic epoxide modified polyoxyalkylene diamines and thickened aqueous fluids
TEXACO INC4 citations63
US4556730ADec 3, 1985
Ester compounds from 5-vinyl-2-norbornene
TEXACO INC2 citations63
US4375558AMar 1, 1983
Purification of methacrylamidopropyltrimethyl-ammonium chloride with nonionic organic resins
TEXACO INC4 citations63
US4371450AFeb 1, 1983
Vanadium-cobalt corrosion inhibitor system for sour gas conditioning solutions
TEXACO INC2 citations63
US4492801AJan 8, 1985
Production of N-substituted (meth)acrylamides from (meth)acrylates and amines over a metal alkoxide catalyst
TEXACO INC2 citations62
US4412926ANov 1, 1983
Alkyl norbornyl ether sulfonates useful for solubilizing petroleum sulfonates in oil fluid brine solutions
TEXACO INC4 citations60
US4396519AAug 2, 1983
Alkyl-substituted bicycloalkyl ethers as useful lubricants and lubricating oils containing said ethers
TEXACO INC0 citations52
US4365096ADec 21, 1982
Alkyl-substituted bicycloalkyl ethers
TEXACO INC1 citations52
TEXACO DEVELOPMENT CORP
7 patentsUS4180643ADec 25, 1979
Acrylamide or methacrylamide quaternary compounds
TEXACO DEVELOPMENT CORP20 citations82
US4134916AJan 16, 1979
N-polyalkoxyalkyl acrylamides or methacrylamides
TEXACO DEVELOPMENT CORP29 citations82
US4031138AJun 21, 1977
Stable substituted acrylamides or methacrylamides
TEXACO DEVELOPMENT CORP18 citations82
US4092316AMay 30, 1978
Synthesis of C-alkyl-triethylenediamines
TEXACO DEVELOPMENT CORP9 citations74
US4233447ANov 11, 1980
Process for purifying triethylenediamine
TEXACO DEVELOPMENT CORP7 citations73
US4212820AJul 15, 1980
Acrylamide or methacrylamide alkoxypropyl quaternary compounds
TEXACO DEVELOPMENT CORP13 citations69
US4182864AJan 8, 1980
Triethylenediamine process
TEXACO DEVELOPMENT CORP6 citations63