Assignee

CECA SA

FR78 patents

Top patents by PatentIndex Score

US6652626B1Nov 25, 2003

Agglomerated adsorbent, process for the production thereof and use thereof for the non-cryogenic separation of industrial gases

CECA SA61 citations96

US6464756B1Oct 15, 2002

Purification of hydrogen flowstreams by selectively adsorbing impurities therefrom

CECA SA50 citations92

US6277772B1Aug 21, 2001

Industrial adsorbents based on low-silica x zeolites, for non-cryogenic separation of air gases, and their manufacture process

CECA SA22 citations92

US5132260AJul 21, 1992

Zeolite granules with zeolitic binder

CECA SA25 citations92

US4369125AJan 18, 1983

Gelling compositions having a base of galactomannans and xanthan

CECA SA54 citations91

US6218490B1Apr 17, 2001

Acrylic copolymers as additives for inhibiting paraffin deposition in crude oils, and compositions containing same

CECA SA20 citations88

US5704962AJan 6, 1998

Granular fertilizers

CECA SA19 citations88

US6277179B1Aug 21, 2001

Agglomerates based on active charcoal, their process of preparation and their use as adsorption agents

CECA SA37 citations85

US5348648ASep 20, 1994

Flotation device for the treatment of water polluted by hydrocarbons

CECA SA29 citations85

US7452840B2Nov 18, 2008

Agglomerated zeolitic adsorbents, their process of preparation and their uses

CECA SA9 citations84

US6265490B1Jul 24, 2001

Phenol/diene novolac resins, process of preparation and rubber-based compositions containing the said resins

CECA SA28 citations84

US6806219B2Oct 19, 2004

Exchanged zeolites X, in particular exchanged with lithium, their process of preparation and their use as adsorbents of nitrogen in the separation of the gases of the air

CECA SA13 citations83

US7951858B2May 31, 2011

Bituminous products and aqueous emulsions based on bituminous products and uses thereof

CECA SA10 citations81

US6616732B1Sep 9, 2003

Zeolite adsorbents, method for obtaining them and their use for removing carbonates from a gas stream

CECA SA23 citations81

US5292468AMar 8, 1994

Process for the production of non-sticky thermofusible autoadhesive shapes

CECA SA25 citations80

US5112552AMay 12, 1992

Thermofusible autoadhesive shapes and process for their production

CECA SA25 citations80

US5098604AMar 24, 1992

Cation-active compositions and their application to bituminous emulsions

CECA SA22 citations80

US5075505ADec 24, 1991

Process for obtaining n,n-dimethyl-n-alkylamines

CECA SA21 citations79

US4200661AApr 29, 1980

Gelling compositions for food products

CECA SA21 citations77

US7732511B2Jun 8, 2010

Bituminous products, the mixture thereof with aggregates and the use thereof

CECA SA14 citations76

US5412058AMay 2, 1995

Novolaks of the phenol-dense aldehyde type

CECA SA19 citations75

US4168227ASep 18, 1979

Flotation method for oxidized ores

CECA SA28 citations74

US5939370AAug 17, 1999

Fluoroalkviglycosiduronic acids and corresponding 6(3)-lactones, preparation and uses

CECA SA6 citations73

US5928623AJul 27, 1999

Use of a reactor stirred by a system of the archimedean screw type for the synthesis of LSX faujasite

CECA SA14 citations73

US5837669ANov 17, 1998

Phosphoric esters of alkyl or acyl dianhydro-1,4:3,6-D-glucitol, preparation process and uses thereof

CECA SA9 citations73

US5254736AOct 19, 1993

Process for the preparation of dissymmetric aliphatic secondary alkylamines

CECA SA7 citations72

US10722862B2Jul 28, 2020

Zeolitic adsorbents, their process of preparation and their uses

CECA SA2 citations71

US10119026B2Nov 6, 2018

Additive for asphalt mixes containing reclaimed bituminous products

CECA SA4 citations71

US9914109B2Mar 13, 2018

Zeolitic adsorbents with large external surface area, process for preparing them and uses thereof

CECA SA3 citations71

US6693065B2Feb 17, 2004

Non-foaming detergent compositions for concentrated alkaline media

CECA SA14 citations70

US6136082AOct 24, 2000

Process for the preparation of dense bituminous mixes with emulsion, and emulsion for achieving same

CECA SA8 citations70

US6849106B2Feb 1, 2005

Method for purifying hydrogen-based gas mixtures using a calcium x-zeolite

CECA SA10 citations69

US6335370B1Jan 1, 2002

Fluid concentrated hydroalcoholic compositions of copra or oil palm alkyl-amidopropylbetains

CECA SA13 citations69

US4353805AOct 12, 1982

Enhanced oil recovery

CECA SA18 citations69

US6649556B2Nov 18, 2003

Process for the preparation of agglomerated zeolites X and LSX exchanged with lithium

CECA SA10 citations68

US4857584AAug 15, 1989

Two-component polyurethanes

CECA SA8 citations68

US5788756AAug 4, 1998

Paving composition/building composition including a film forming bitumen in-water mixed emulsion

CECA SA6 citations67

US4935546AJun 19, 1990

Process for the production of long chain alkylamines and dimethylalkylamines and catalysts therefor catalysts therefor

CECA SA12 citations67

US5500117AMar 19, 1996

Cyclone-turbines, intended especially for flotation systems designed for treating water polluted by hydrocarbons

CECA SA11 citations66

US4656012AApr 7, 1987

Process for the recovery of uranium from phosphoric acid solutions

CECA SA8 citations66

US4216077AAug 5, 1980

Method of cracking under hydrogen pressure for the production of olefins

CECA SA10 citations64

US7608134B1Oct 27, 2009

Decarbonating gas streams using zeolite adsorbents

CECA SA6 citations63

US6530974B2Mar 11, 2003

Method for the separation of molecules in the gas phase by adsorption by means of agglomerated solid inorganic adsorbents with a narrow and calibrated mesopore distribution

CECA SA6 citations63

US5731488AMar 24, 1998

Method for the purifiction of a paraffin cut

CECA SA3 citations63

US5707857AJan 13, 1998

Process for the rehabilitation of soils contaminated by hydrocarbons and other biodegradable substances

CECA SA3 citations63

US4735658AApr 5, 1988

Novel water-insensitive materials intended for public works; process and chemical composition for their obtention

CECA SA10 citations63

Showing the top 50 of 78 patents by PatentIndex Score.

CECA SA

Top patents by PatentIndex Score

Agglomerated adsorbent, process for the production thereof and use thereof for the non-cryogenic separation of industrial gases

Purification of hydrogen flowstreams by selectively adsorbing impurities therefrom

Superabsorbent composition for hygiene articles free from unpleasant smells

Method for obtaining LSX zeolite bodies

Controlledly permeable/cristobalite-free diatomaceous filtering agents

Process of making alcohol-free beer and beer aroma concentrates

Industrial adsorbents based on low-silica x zeolites, for non-cryogenic separation of air gases, and their manufacture process

Zeolite granules with zeolitic binder

Gelling compositions having a base of galactomannans and xanthan

Acrylic copolymers as additives for inhibiting paraffin deposition in crude oils, and compositions containing same

Granular fertilizers

Agglomerates based on active charcoal, their process of preparation and their use as adsorption agents

Flotation device for the treatment of water polluted by hydrocarbons

Agglomerated zeolitic adsorbents, their process of preparation and their uses

Phenol/diene novolac resins, process of preparation and rubber-based compositions containing the said resins

Exchanged zeolites X, in particular exchanged with lithium, their process of preparation and their use as adsorbents of nitrogen in the separation of the gases of the air

Bituminous products and aqueous emulsions based on bituminous products and uses thereof

Zeolite adsorbents, method for obtaining them and their use for removing carbonates from a gas stream

Process for the production of non-sticky thermofusible autoadhesive shapes

Thermofusible autoadhesive shapes and process for their production

Cation-active compositions and their application to bituminous emulsions

Process for obtaining n,n-dimethyl-n-alkylamines

Gelling compositions for food products

Bituminous products, the mixture thereof with aggregates and the use thereof

Novolaks of the phenol-dense aldehyde type

Flotation method for oxidized ores

Fluoroalkviglycosiduronic acids and corresponding 6(3)-lactones, preparation and uses

Use of a reactor stirred by a system of the archimedean screw type for the synthesis of LSX faujasite

Phosphoric esters of alkyl or acyl dianhydro-1,4:3,6-D-glucitol, preparation process and uses thereof

Process for the preparation of dissymmetric aliphatic secondary alkylamines

Zeolitic adsorbents, their process of preparation and their uses

Additive for asphalt mixes containing reclaimed bituminous products

Zeolitic adsorbents with large external surface area, process for preparing them and uses thereof

Non-foaming detergent compositions for concentrated alkaline media

Process for the preparation of dense bituminous mixes with emulsion, and emulsion for achieving same

Method for purifying hydrogen-based gas mixtures using a calcium x-zeolite

Fluid concentrated hydroalcoholic compositions of copra or oil palm alkyl-amidopropylbetains

Enhanced oil recovery

Process for the preparation of agglomerated zeolites X and LSX exchanged with lithium

Two-component polyurethanes

Paving composition/building composition including a film forming bitumen in-water mixed emulsion

Process for the production of long chain alkylamines and dimethylalkylamines and catalysts therefor catalysts therefor

Cyclone-turbines, intended especially for flotation systems designed for treating water polluted by hydrocarbons

Process for the recovery of uranium from phosphoric acid solutions

Method of cracking under hydrogen pressure for the production of olefins

Decarbonating gas streams using zeolite adsorbents

Method for the separation of molecules in the gas phase by adsorption by means of agglomerated solid inorganic adsorbents with a narrow and calibrated mesopore distribution

Method for the purifiction of a paraffin cut

Process for the rehabilitation of soils contaminated by hydrocarbons and other biodegradable substances

Novel water-insensitive materials intended for public works; process and chemical composition for their obtention