Inventor
GRATTAN DAVID A
US18 patents
⚠️ This page may combine multiple inventors who share the name “GRATTAN DAVID A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NALCO CO
8 patentsUS7955853B2Jun 7, 2011
Method and device for creating and analyzing an at temerature and pressure oxidation-reduction potential signature in hot water systems for preventing corrosion
NALCO CO22 citations92
US6790664B2Sep 14, 2004
Fluorometric monitoring and control of soluble hardness of water used in industrial water systems
NALCO CO20 citations86
US7951298B2May 31, 2011
Method and device for preventing corrosion in hot water systems undergoing intermittent operations
NALCO CO9 citations83
US6790666B2Sep 14, 2004
Method to ascertain whether soluble hardness is calcium or magnesium based
NALCO CO14 citations80
US7201178B2Apr 10, 2007
Continuous chemical feeder and method of use thereof
NALCO CO7 citations74
US7998352B2Aug 16, 2011
Method and device for cleanup and deposit removal from internal hot water system surfaces
NALCO CO5 citations62
US8980173B2Mar 17, 2015
Systems and methods for monitoring and controlling corrosion in hot water systems
NALCO CO3 citations54
US9352980B2May 31, 2016
Method and device for preventing corrosion in hot water systems
NALCO CO0 citations51
NALCO CHEMICAL CO
5 patentsUS4604431AAug 5, 1986
Chemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acids
NALCO CHEMICAL CO65 citations96
US4657785AApr 14, 1987
Use of benzo and tolyltriazole as copper corrosion inhibitors for boiler condensate systems
NALCO CHEMICAL CO25 citations91
US4999161AMar 12, 1991
Modified polymers incorporating fatty amines
NALCO CHEMICAL CO13 citations73
US4929364AMay 29, 1990
Amine/gallic acid blends as oxygen scavengers
NALCO CHEMICAL CO14 citations66
US4462830AJul 31, 1984
Corrosion inhibited copper nitrate solutions
NALCO CHEMICAL CO4 citations62