Inventor

SCHUSTER MICHAEL A

US8 patents

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

BETZ PAPERCHEM INC

5 patents

US5061346AOct 29, 1991

Papermaking using cationic starch and carboxymethyl cellulose or its additionally substituted derivatives

BETZ PAPERCHEM INC113 citations93

US5314581AMay 24, 1994

Apparatus for simulating processing parameters and predicting variables in a papermaking operation including sequential pulsation, gravity and vacuum drainage, fines retention and paper formation

BETZ PAPERCHEM INC35 citations88

US5415740AMay 16, 1995

Method for improving retention and drainage characteristics in alkaline papermaking

BETZ PAPERCHEM INC13 citations72

US5482595AJan 9, 1996

Method for improving retention and drainage characteristics in alkaline papermaking

BETZ PAPERCHEM INC18 citations71

US5532308AJul 2, 1996

Method for improving retention and drainage characteristics in alkaline papermaking

BETZ PAPERCHEM INC2 citations61

BETZ LABORATORIES

2 patents

US5626718AMay 6, 1997

Use of polymers in the recycled fiber washing/deinking process

BETZ LABORATORIES98 citations93

US4765867AAug 23, 1988

Pitch control process utilizing quaternized polyamine ionene polymer

BETZ LABORATORIES32 citations92

BETZ PAPER CHEM INC

1 patent

US5104487AApr 14, 1992

Papermaking using cationic starch and naturally anionic polysacchride gums

BETZ PAPER CHEM INC81 citations91