Inventor

KREEGER RUSSELL L

US9 patents

⚠️ This page may combine multiple inventors who share the name “KREEGER RUSSELL L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNION CARBIDE CORP

4 patents

US4663159AMay 5, 1987

Hydrophobe substituted, water-soluble cationic polysaccharides

UNION CARBIDE CORP216 citations97

US4305829ADec 15, 1981

Process for flocculating an aqueous suspension of particles with quaternary ammonium graft copolymers

UNION CARBIDE CORP23 citations81

US4271053AJun 2, 1981

Quaternary ammonium graft copolymers for use as flocculants and method of preparing same

UNION CARBIDE CORP17 citations73

US4319067AMar 9, 1982

Method for increasing the activity of Friedel-Crafts catalyst

UNION CARBIDE CORP7 citations72

(unassigned)

1 patent

US5407919AApr 18, 1995

Double-substituted cationic cellulose ethers

87 citations95

HAMPTON ROADS MEDICAL COLLEGE

1 patent

US5595980AJan 21, 1997

Contraceptive compositions

HAMPTON ROADS MEDICAL COLLEGE91 citations93

ZHANG XIAODONG

1 patent

US8138134B2Mar 20, 2012

Quaternized cellulose ethers for personal care products

ZHANG XIAODONG8 citations79

UNION CARBIDE CHEM PLASTIC

1 patent

US7868164B2Jan 11, 2011

Cellulose ethers

UNION CARBIDE CHEM PLASTIC2 citations53

PARTAIN III EMMETT M

1 patent

US9266969B2Feb 23, 2016

Wellbore servicing fluid comprising a cellulose ether

PARTAIN III EMMETT M1 citations48