P

Assignee

TEXACO AG

DE100 patents

Top patents by PatentIndex Score

US4390973AJun 28, 1983

Method for determining the extent of subsurface reaction involving acoustic signals

TEXACO AG178 citations97
US4252191AFeb 24, 1981

Method of recovering petroleum and bitumen from subterranean reservoirs

TEXACO AG332 citations94
US4042026AAug 16, 1977

Method for initiating an in-situ recovery process by the introduction of oxygen

TEXACO AG361 citations93
US3994983ANov 30, 1976

Process for the production of lower alcohols by direct catalytic hydration lower olefins

TEXACO AG56 citations93
US4943354AJul 24, 1990

Process for the continuous separation of water from methyl tert-butyl ether mixtures

TEXACO AG31 citations90
US4579984AApr 1, 1986

Process for the production of alcohols

TEXACO AG33 citations90
US4544776AOct 1, 1985

Process for separating methanol from the reaction products obtained in the etherification of C4 through C7 isoolefins with methanol

TEXACO AG44 citations90
US4244906AJan 13, 1981

Process for making phenol-aldehyde resins

TEXACO AG41 citations89
US4549813AOct 29, 1985

Apparatus for mixing a solution

TEXACO AG41 citations85
US4098839AJul 4, 1978

Oligomerization of unsaturated hydrocarbons with a molybdenum catalyst

TEXACO AG27 citations81
US4006165AFeb 1, 1977

Process for converting maleic anhydride to γ-butyrolactone

TEXACO AG26 citations81
US4468761AAug 28, 1984

Noise suppression method

TEXACO AG25 citations80
US4042910AAug 16, 1977

Method of seismic exploration

TEXACO AG21 citations80
US4115282ASep 19, 1978

Biodegradable grease composition

TEXACO AG22 citations79
US4340769AJul 20, 1982

Process for the continuous production of lower aliphatic alcohols

TEXACO AG24 citations77
US4138348AFeb 6, 1979

Lubricant for use in non-chip metal forming

TEXACO AG28 citations77
US4476333AOct 9, 1984

Process for the continuous production of secondary butyl alcohol

TEXACO AG20 citations76
US3941191AMar 2, 1976

Method of consolidating unconsolidated or insufficiently consolidated formations

TEXACO AG10 citations74
US4240070ADec 16, 1980

Variable digital to analog converter

TEXACO AG11 citations72
US4214475AJul 29, 1980

Adapter for a sensitive viscometer

TEXACO AG18 citations72
US4212794AJul 15, 1980

Aqueous drilling fluid

TEXACO AG11 citations72
US4081404AMar 28, 1978

Oligomerization of unsaturated hydrocarbons with a molybdenum catalyst

TEXACO AG8 citations72
US4073816AFeb 14, 1978

Process for the continuous production of monochloroalkanes

TEXACO AG9 citations72
US4065665ADec 27, 1977

Method and apparatus for the determination of start time difference and overall phase shift between two signals

TEXACO AG10 citations72
US4052335AOct 4, 1977

Catalyst for the production of gamma-butyrolactone and a method for preparing the catalyst

TEXACO AG10 citations72
US4006104AFeb 1, 1977

Process for converting γ-butyrolactone into tetrahydrofuran

TEXACO AG7 citations72
US3994928ANov 30, 1976

Process for the production of γ-butyrolactone

TEXACO AG7 citations72
US3948805AApr 6, 1976

Catalysts for converting maleic anhydride to alpha-butyrolactone

TEXACO AG11 citations72
US4760202AJul 26, 1988

Process for the production of tertiary alcohols

TEXACO AG13 citations71
US4581475AApr 8, 1986

Process for continuously producing alcohols

TEXACO AG8 citations71
US4144208AMar 13, 1979

Cold cross-linking dispersion adhesive

TEXACO AG13 citations71
US4092298AMay 30, 1978

Powder coating compositions

TEXACO AG7 citations71
US4025534AMay 24, 1977

Continuous process for producing gamma-butyrolactone by catalytic hydrogenation of maleic anhydride

TEXACO AG9 citations71
US3988248AOct 26, 1976

Lithium soap lubricating grease

TEXACO AG7 citations71
US4902385AFeb 20, 1990

Process for the purifying distillation of crude sec-butyl alcohol

TEXACO AG13 citations70
US4705808ANov 10, 1987

Process for treating a core halogenated strongly acidic cation exchange catalyst

TEXACO AG13 citations70
US4579175AApr 1, 1986

Method of reducing water production

TEXACO AG15 citations70
US4396787AAug 2, 1983

Process for the thermal dimerization of butadiene

TEXACO AG8 citations70
US4045391AAug 30, 1977

Process for preparing low viscosity fatty acid-modified polyesters

TEXACO AG7 citations70
US3949149AApr 6, 1976

Process for the production of wood materials having high resistance to hot water, said materials containing phenol-aldehyde resin and alkylene carbonate hardener

TEXACO AG8 citations70
US4161496AJul 17, 1979

Novel method of treating a charge hydrocarbon stream containing isobutene and also butadiene

TEXACO AG9 citations69
US4057107ANov 8, 1977

Method of initiating underground in-situ combustion

TEXACO AG8 citations69
US4831197AMay 16, 1989

Process for the continuous production of lower aliphatic alcohols

TEXACO AG10 citations68
US4760203AJul 26, 1988

Process for the production of isopropyl alcohol

TEXACO AG8 citations68
US4456776AJun 26, 1984

Process for the production of a lower aliphatic alcohol

TEXACO AG12 citations68
US3979280ASep 7, 1976

Separation of unsaturated compounds from liquid hydrocarbon mixtures containing same

TEXACO AG12 citations68
US3960703AJun 1, 1976

Process for the purification of slack waxes

TEXACO AG12 citations68
US3968308AJul 6, 1976

Process for the manufacture of chip boards using condensation resins as binders and product

TEXACO AG12 citations67
US4125497ANov 14, 1978

Method for manufacturing heat-cured molded articles from cement

TEXACO AG8 citations66
US4032412AJun 28, 1977

Process for optimal pressure control in a multi-stage evaporation unit

TEXACO AG15 citations66

Showing the top 50 of 100 patents by PatentIndex Score.