P

Inventor

WALTERICK JR GERALD C

US12 patents
⚠️ This page may combine multiple inventors who share the name “WALTERICK JR GERALD C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BETZ LABORATORIES

6 patents
US5292441AMar 8, 1994

Quaternized polyvinylamine water clarification agents

BETZ LABORATORIES41 citations92
US4765923AAug 23, 1988

Composition for reducing color contamination of influent water

BETZ LABORATORIES27 citations92
US4737293AApr 12, 1988

Process for reducing the content of trihalomethane compounds and precursors thereof in influent water

BETZ LABORATORIES21 citations81
US4668403AMay 26, 1987

Process for reducing color contamination of influent water

BETZ LABORATORIES14 citations73
US4668404AMay 26, 1987

Process for reducing color contamination of influent water

BETZ LABORATORIES18 citations73
US4661259AApr 28, 1987

Process for reducing the content of trihalomethane compounds and precursors thereof in influent water

BETZ LABORATORIES13 citations73

BETZDEARBORN INC

4 patents
US5916991AJun 29, 1999

Composition and method for water clarification

BETZDEARBORN INC18 citations92
US5643462AJul 1, 1997

Composition and method for water clarification

BETZDEARBORN INC28 citations92
US5846436ADec 8, 1998

Composition and method for water clarification

BETZDEARBORN INC13 citations73
US5684109ANov 4, 1997

Composition comprising a tannin-containing copolymer

BETZDEARBORN INC9 citations73

(unassigned)

1 patent
US6534550B1Mar 18, 2003

Foam control composition and method for controlling foam in aqueous systems

17 citations82

GE BETZ INC

1 patent
US7442722B2Oct 28, 2008

Foam control in aqueous media

GE BETZ INC4 citations54