Inventor · disambiguated record
David A. Grattan
Also filed as: GRATTAN DAVID A
18 granted patents·2 pending applications·220 citations·filing 1983–2014
94Inventor score
Top patents by PatentIndex Score
20 records- 0192US7955853B2Method and device for creating and analyzing an at temerature and pressure oxidation-reduction potential signature in hot water systems for preventing corrosionNALCO CO·Filed 2007·Granted Jun 7, 2011·22 cites·22 claims
- 0292US4604431AChemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acidsNALCO CHEMICAL CO·Filed 1985·Granted Aug 5, 1986·65 cites·5 claims
- 0382US7951298B2Method and device for preventing corrosion in hot water systems undergoing intermittent operationsNALCO CO·Filed 2007·Granted May 31, 2011·9 cites·20 claims
- 0481US8771593B2Method and device for preventing corrosion in hot water systemsHICKS PETER D·Filed 2012·Granted Jul 8, 2014·3 cites·24 claims
- 0580US4657785AUse of benzo and tolyltriazole as copper corrosion inhibitors for boiler condensate systemsNALCO CHEMICAL CO·Filed 1985·Granted Apr 14, 1987·25 cites·2 claims
- 0678US6790664B2Fluorometric monitoring and control of soluble hardness of water used in industrial water systemsNALCO CO·Filed 2001·Granted Sep 14, 2004·20 cites·28 claims
- 0775US8980173B2Systems and methods for monitoring and controlling corrosion in hot water systemsNALCO CO·Filed 2013·Granted Mar 17, 2015·3 cites·20 claims
- 0875US7998352B2Method and device for cleanup and deposit removal from internal hot water system surfacesNALCO CO·Filed 2007·Granted Aug 16, 2011·5 cites·20 claims
- 0973US8906202B2Method of detecting and reducing contamination in papermaking boiler systemsGRATTAN DAVID A·Filed 2009·Granted Dec 9, 2014·7 cites·17 claims
- 1073US6790666B2Method to ascertain whether soluble hardness is calcium or magnesium basedNALCO CO·Filed 2002·Granted Sep 14, 2004·14 cites·2 claims
- 1172US8153057B2Method and device for preventing corrosion in hot water systemsHICKS PETER D·Filed 2007·Granted Apr 10, 2012·4 cites·20 claims
- 1266US9352980B2Method and device for preventing corrosion in hot water systemsNALCO CO·Filed 2014·Granted May 31, 2016·0 cites·10 claims
- 1365US4999161AModified polymers incorporating fatty aminesNALCO CHEMICAL CO·Filed 1989·Granted Mar 12, 1991·13 cites·4 claims
- 1460US4929364AAmine/gallic acid blends as oxygen scavengersNALCO CHEMICAL CO·Filed 1988·Granted May 29, 1990·14 cites·4 claims
- 1559US7201178B2Continuous chemical feeder and method of use thereofNALCO CO·Filed 2004·Granted Apr 10, 2007·7 cites·36 claims
- 1646US9017649B2Method of stabilizing silica-containing anionic microparticles in hard waterKEISER BRUCE A·Filed 2006·Granted Apr 28, 2015·0 cites·6 claims
- 1742US2009007616A1Method of inhibiting corrosion on ferrous metal surfaces in contact with nitrogen fertilizer solutionsBUREMAN PHILLIP E·Filed 2007·Application pending·0 cites
- 1842US2008169243A1Method of inhibiting scale formation and deposition in desalination systemsDAVE BHASKER B·Filed 2007·Application pending·0 cites
- 1939US5534053AComposition for reducing or eliminating static charge in adhesive filmRODEL INC·Filed 1994·Granted Jul 9, 1996·5 cites·15 claims
- 2036US4462830ACorrosion inhibited copper nitrate solutionsNALCO CHEMICAL CO·Filed 1983·Granted Jul 31, 1984·4 cites·2 claims
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