Inventor
COLLINS JOHN H
US19 patents
⚠️ This page may combine multiple inventors who share the name “COLLINS JOHN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NALCO CHEMICAL CO
10 patentsUS5164095ANov 17, 1992
Dithiocarbamate polymers
NALCO CHEMICAL CO89 citations95
US5346627ASep 13, 1994
Method for removing metals from a fluid stream
NALCO CHEMICAL CO83 citations94
US5200086AApr 6, 1993
Emulsion destabilization and treatment
NALCO CHEMICAL CO42 citations92
US5326479AJul 5, 1994
Treatment of pulp and paper wastewater with reducing agent and a polymer for color removal
NALCO CHEMICAL CO23 citations91
US4412844ANov 1, 1983
Stable oil dispersible magnesium hydroxide slurries
NALCO CHEMICAL CO26 citations81
US5589075ADec 31, 1996
Use of silicon containing polyelectrolytes in wastewater treatment
NALCO CHEMICAL CO12 citations74
US5476594ADec 19, 1995
Vinylamine polymers for removing color from paper mill effluents
NALCO CHEMICAL CO10 citations73
US5435921AJul 25, 1995
Vinylamine polymers and coagulants for removing color from paper mill effluents
NALCO CHEMICAL CO18 citations73
US4354872AOct 19, 1982
Metal oxide oil slurries
NALCO CHEMICAL CO6 citations73
US4749382AJun 7, 1988
Stable oil dispersible metal salt solutions
NALCO CHEMICAL CO10 citations71
NALCO CO
5 patentsUS6926832B2Aug 9, 2005
Method of using water soluble polymers in a membrane biological reactor
NALCO CO64 citations95
US6872312B1Mar 29, 2005
Method of using high molecular weight water soluble polymers in membrane bioreactor systems
NALCO CO24 citations92
US6723245B1Apr 20, 2004
Method of using water soluble cationic polymers in membrane biological reactors
NALCO CO16 citations92
US7378023B2May 27, 2008
Method of improving membrane bioreactor performance
NALCO CO5 citations62
US8017014B2Sep 13, 2011
Method for improving flux in a membrane bioreactor
NALCO CO5 citations54