Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process of and composition for de-inking waste paper as well as paper reclaimed by said process

Process of and composition for de-inking waste paper as well as paper reclaimed by said process

US Patent 4487655 · Granted Dec 11, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process and agent for the oxidative bleaching of wood pulp and for deinking wast1997
Deinking waste paper using a polyglycol and a phosphoric ester mixture1993
Process and composition for bleaching wood pulp1988