Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Removal of organic contaminants from aqueous hydrochloric acid

Removal of organic contaminants from aqueous hydrochloric acid

US Patent 4263269 · Granted Apr 21, 1981

Estimated economic value: $4,069,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Microwave popcorn bag with continuous susceptor arrangement2000
Microwave popcorn bag with cross mitre arrangement1999
Easy opening, reusable package to facilitate access to food slices1999
Refrigerated dough package and method1994
Dinner tray1994
Preparation of 2,3-difluoro-5-(trifluoromethyl)pyridine1991
Preparation of 2,3-difluoro-5-(trifluoromethyl)pyridine1990
Preparation of difluoropyridine compounds1989
Distillation process for the isolation of 1,1-difluoro(mono- or1987
Preparation of fluoropyridines1986
Denitrification of a gas stream1981