Inventor
RICHARDSON PAUL F
US11 patents
⚠️ This page may combine multiple inventors who share the name “RICHARDSON PAUL F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NALCO CHEMICAL CO
3 patentsUS4673511AJun 16, 1987
Acrylamide diallyl dimethyl ammonium chloride copolymers as improved dewatering acids for mineral processing
NALCO CHEMICAL CO24 citations81
US4704209ANov 3, 1987
Sulphonate-containing terpolymers as flocculants for suspended solids
NALCO CHEMICAL CO16 citations73
US4948464AAug 14, 1990
Acrylamide-2-acrylamido-2-methylpropanesulfonic acid polymers as formation aids in wet laid nonwovens production
NALCO CHEMICAL CO5 citations57
LEXICON PHARMACEUTICALS INC
3 patentsUS6951946B2Oct 4, 2005
Large scale synthesis of 1,2,4- and 1,3,4-oxadiazole carboxylates
LEXICON PHARMACEUTICALS INC9 citations73
US6806380B2Oct 19, 2004
Modified safe and efficient process for the environmentally friendly synthesis of imidoesters
LEXICON PHARMACEUTICALS INC2 citations60
US6642390B2Nov 4, 2003
One step synthesis of 1,2,3-triazole carboxylic acids
LEXICON PHARMACEUTICALS INC3 citations57
CALGON CORP
3 patentsUS5532413AJul 2, 1996
Storage stable biocide composition and process for making the same
CALGON CORP7 citations73
US5433824AJul 18, 1995
Melamine-formaldehyde polymer for controlling stickies
CALGON CORP12 citations72
US5286347AFeb 15, 1994
Melamine formaldehyde polymer for pitch control method
CALGON CORP11 citations72