Inventor
CHEN FU
US95 patents
⚠️ This page may combine multiple inventors who share the name “CHEN FU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BETZ LABORATORIES
33 patentsUS5234604AAug 10, 1993
Water soluble block copolymers and methods of use therof
BETZ LABORATORIES61 citations96
US5158622AOct 27, 1992
Method and composition for treatment of aluminum
BETZ LABORATORIES38 citations96
US4913822AApr 3, 1990
Method for control of scale and inhibition of corrosion in cooling water systems
BETZ LABORATORIES74 citations96
US4659481AApr 21, 1987
Water treatment polymers and methods of use thereof
BETZ LABORATORIES74 citations96
US4944885AJul 31, 1990
Water treatment polymers and methods of use thereof
BETZ LABORATORIES31 citations93
US4895663AJan 23, 1990
Water treatment polymers and methods of use thereof
BETZ LABORATORIES27 citations93
US4869845ASep 26, 1989
Water treatment compositions
BETZ LABORATORIES26 citations93
US4759851AJul 26, 1988
Water treatment polymers and methods of use thereof
BETZ LABORATORIES29 citations93
US4732698AMar 22, 1988
Water treatment polymers and methods of use thereof
BETZ LABORATORIES33 citations93
US4717499AJan 5, 1988
Water treatment polymers and methods of use thereof
BETZ LABORATORIES32 citations93
US4701262AOct 20, 1987
Water treatment polymers and methods of use thereof
BETZ LABORATORIES28 citations93
US4659482AApr 21, 1987
Water treatment polymers and methods of use thereof
BETZ LABORATORIES43 citations93
US5527468AJun 18, 1996
Nonionic polymers for the treatment of boiler water
BETZ LABORATORIES22 citations92
US5292441AMar 8, 1994
Quaternized polyvinylamine water clarification agents
BETZ LABORATORIES41 citations92
US5282905AFeb 1, 1994
Method and composition for treatment of galvanized steel
BETZ LABORATORIES21 citations92
US5271847ADec 21, 1993
Polymers for the treatment of boiler water
BETZ LABORATORIES41 citations92
US5269942ADec 14, 1993
Quaternized polyvinylamines for deinking loop clarification
BETZ LABORATORIES21 citations92
US5242599ASep 7, 1993
Polymers for the treatment of boiler water
BETZ LABORATORIES29 citations92
US5211854AMay 18, 1993
Water soluble graft copolymers and methods of use thereof
BETZ LABORATORIES25 citations92
US5182331AJan 26, 1993
Water soluble block copolymers and methods of use thereof
BETZ LABORATORIES29 citations92
US5180498AJan 19, 1993
Polymers for the treatment of boiler water
BETZ LABORATORIES51 citations92
US5006596AApr 9, 1991
Self-inverting, water-in-oil emulsions
BETZ LABORATORIES33 citations92
US4872995AOct 10, 1989
Method for calcium oxalate scale control
BETZ LABORATORIES38 citations92
US5445758AAug 29, 1995
Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems
BETZ LABORATORIES16 citations82
US5350536ASep 27, 1994
Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems
BETZ LABORATORIES18 citations82
US4708815ANov 24, 1987
Water treatment polymers and methods of use thereof
BETZ LABORATORIES20 citations82
US4659480AApr 21, 1987
Water treatment polymers and methods of use thereof
BETZ LABORATORIES23 citations82
US5391238AFeb 21, 1995
Method and composition for treatment of aluminum
BETZ LABORATORIES9 citations74
US5298566AMar 29, 1994
Water soluble graft copolymers and methods of use thereof
BETZ LABORATORIES10 citations74
US5292379AMar 8, 1994
Method and composition for treatment of aluminum
BETZ LABORATORIES10 citations74
US5183576AFeb 2, 1993
Cationic polymers for sludge dewatering
BETZ LABORATORIES16 citations74
US5169537ADec 8, 1992
Water soluble terpolymers and methods of use thereof
BETZ LABORATORIES10 citations74
US5128427AJul 7, 1992
Terpolymer from sodium arcylate, sodium salt of amps and allyl ether of glycerol
BETZ LABORATORIES8 citations74
BETZDEARBORN INC
12 patentsUS5575920ANov 19, 1996
Method of inhibiting scale and controlling corrosion in cooling water systems
BETZDEARBORN INC55 citations96
US6020422AFeb 1, 2000
Aqueous dispersion polymers
BETZDEARBORN INC77 citations94
US6444747B1Sep 3, 2002
Water soluble copolymers
BETZDEARBORN INC70 citations93
US6641754B2Nov 4, 2003
Method for controlling scale formation and deposition in aqueous systems
BETZDEARBORN INC64 citations92
US5921912AJul 13, 1999
Copolmer formulations for breaking oil-and-water emulsions
BETZDEARBORN INC45 citations92
US5916991AJun 29, 1999
Composition and method for water clarification
BETZDEARBORN INC18 citations92
US5643462AJul 1, 1997
Composition and method for water clarification
BETZDEARBORN INC28 citations92
US5851433ADec 22, 1998
Method of and composition for breaking oil and water emulsions in crude oil processing operations
BETZDEARBORN INC17 citations91
US5693216ADec 2, 1997
Method of and composition for breaking oil and water emulsions in crude oil processing operations
BETZDEARBORN INC20 citations91
US5614602AMar 25, 1997
Process for the preparation of aqueous dispersion polymers
BETZDEARBORN INC34 citations91
US5707533AJan 13, 1998
Process for the preparation of aqueous dispersion polymers
BETZDEARBORN INC15 citations81
US5696194ADec 9, 1997
Process for the preparations of aqueous dispersion polymers
BETZDEARBORN INC15 citations81
HERCULES INC
3 patentsUS6590050B1Jul 8, 2003
Polymeric fluid loss additives and method of use thereof
HERCULES INC71 citations95
US6465587B1Oct 15, 2002
Polymeric fluid loss additives and method of use thereof
HERCULES INC49 citations95
US6417268B1Jul 9, 2002
Method for making hydrophobically associative polymers, methods of use and compositions
HERCULES INC132 citations91
KIMBERLY CLARK CO
1 patentCHEN FU
1 patentShowing the top 50 of 95 patents by PatentIndex Score.