Inventor
HOUSE ROY F
US48 patents
⚠️ This page may combine multiple inventors who share the name “HOUSE ROY F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VENTURE INNOVATIONS INC
25 patentsUS5188064AFeb 23, 1993
Clumping cat litter
VENTURE INNOVATIONS INC170 citations99
US5207830AMay 4, 1993
Lightweight particulate cementitious materials and process for producing same
VENTURE INNOVATIONS INC204 citations98
US6291404B2Sep 18, 2001
Viscosified aqueous chitosan-containing well drilling and servicing fluids
VENTURE INNOVATIONS INC79 citations96
US5977030ANov 2, 1999
Method of increasing the LSRV of aqueous fluids and oil-in-water emulsions prepared thereby
VENTURE INNOVATIONS INC80 citations96
US5916849AJun 29, 1999
Polysaccharide-containing well drilling and servicing fluids
VENTURE INNOVATIONS INC62 citations96
US5230305AJul 27, 1993
Scoopable cat litter and method
VENTURE INNOVATIONS INC64 citations96
US4960740AOct 2, 1990
Organophilic clay compositions
VENTURE INNOVATIONS INC38 citations96
US4435217AMar 6, 1984
Concentrated hydrophilic polymer suspensions
VENTURE INNOVATIONS INC58 citations96
US4382868AMay 10, 1983
Organophilic clay gellants
VENTURE INNOVATIONS INC59 citations96
US5076944ADec 31, 1991
Seepage loss reducing additive for well working compositions and uses thereof
VENTURE INNOVATIONS INC62 citations95
US6277792B1Aug 21, 2001
Viscosified aqueous fluids and viscosifier therefor
VENTURE INNOVATIONS INC20 citations93
US5004553AApr 2, 1991
Well working compositions, method of decreasing the seepage loss from such compositions, and additive therefor
VENTURE INNOVATIONS INC87 citations93
US4464274AAug 7, 1984
Organophilic clay suspending agents
VENTURE INNOVATIONS INC29 citations93
US4435564AMar 6, 1984
Compositions and processes for using hydroxyethyl cellulose in heavy brines
VENTURE INNOVATIONS INC29 citations93
US4425244AJan 10, 1984
Organophilic clay gellants
VENTURE INNOVATIONS INC29 citations93
US6258755B1Jul 10, 2001
Chitosan-containing well drilling and servicing fluids
VENTURE INNOVATIONS INC48 citations92
US5147852ASep 15, 1992
Reduction of seepage losses in well working compositions
VENTURE INNOVATIONS INC42 citations92
US5071575ADec 10, 1991
Well working compositions, method of decreasing the seepage loss from such compositions, and additive therefor
VENTURE INNOVATIONS INC40 citations92
US6358889B2Mar 19, 2002
Viscosified aqueous chitosan-containing well drilling and servicing fluids
VENTURE INNOVATIONS INC64 citations89
US6656885B2Dec 2, 2003
Anhydride-modified chitosan, method of preparation thereof, and fluids containing same
VENTURE INNOVATIONS INC22 citations88
US4843048AJun 27, 1989
Organophilic clay compositions
VENTURE INNOVATIONS INC19 citations82
US4569799AFeb 11, 1986
Process for making organophilic humate derivatives
VENTURE INNOVATIONS INC21 citations82
US4597878AJul 1, 1986
Polyphenolic acid adducts
VENTURE INNOVATIONS INC22 citations81
US4925616AMay 15, 1990
Method of protecting a cased pipeline from corrosion
VENTURE INNOVATIONS INC9 citations74
US4435309AMar 6, 1984
Method of liquifying waxy materials
VENTURE INNOVATIONS INC7 citations74
NL INDUSTRIES INC
12 patentsUS4496468AJan 29, 1985
Hydrated hydroxyethyl cellulose compositions
NL INDUSTRIES INC242 citations98
US4528104AJul 9, 1985
Oil based packer fluids
NL INDUSTRIES INC86 citations93
US4269279AMay 26, 1981
Spheroidal plastic coated magnetizable particles and their use in drilling fluids
NL INDUSTRIES INC50 citations93
US4566976AJan 28, 1986
Viscous heavy brines
NL INDUSTRIES INC36 citations92
US4427556AJan 24, 1984
Dispersible hydrophilic polymer compositions
NL INDUSTRIES INC49 citations92
US4392964AJul 12, 1983
Compositions and method for thickening aqueous brines
NL INDUSTRIES INC46 citations92
US4439333AMar 27, 1984
Heavy brine viscosifiers
NL INDUSTRIES INC24 citations82
US4420406ADec 13, 1983
Thickened heavy brines
NL INDUSTRIES INC18 citations82
US4686051AAug 11, 1987
Method of increasing the rate of hydration of activated hydroxyethyl cellulose compositions
NL INDUSTRIES INC8 citations73
US4582614AApr 15, 1986
Compositions and method for thickening aqueous brines
NL INDUSTRIES INC15 citations73
US4476032AOct 9, 1984
Method of increasing the rate of hydration of activated hydroethyl cellulose compositions
NL INDUSTRIES INC8 citations73
US4459214AJul 10, 1984
Viscous heavy brines
NL INDUSTRIES INC6 citations62
VENTURE CHEMICALS INC
6 patentsUS4956104ASep 11, 1990
Organophilic polymers
VENTURE CHEMICALS INC41 citations96
US4863980ASep 5, 1989
Organophilic modified polymers
VENTURE CHEMICALS INC52 citations96
US6780822B2Aug 24, 2004
Anhydride-modified chitosan, method of preparation thereof, and fluids containing same
VENTURE CHEMICALS INC27 citations89
US4853465AAug 1, 1989
Organophilic polyphenolic acid adducts
VENTURE CHEMICALS INC11 citations82
US4737295AApr 12, 1988
Organophilic polyphenolic acid adducts
VENTURE CHEMICALS INC18 citations82
US5045593ASep 3, 1991
Organophilic modified polymers
VENTURE CHEMICALS INC15 citations73
ACTISYSTEMS INC
3 patentsUS6422326B1Jul 23, 2002
Aphron-containing well drilling and servicing fluids of enhanced stability
ACTISYSTEMS INC84 citations97
US6123159ASep 26, 2000
Aphron-containing well drilling and servicing fluids of enhanced stability
ACTISYSTEMS INC118 citations97
US6127319AOct 3, 2000
Oil-in-water emulsion
ACTISYSTEMS INC38 citations92