Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Paper-pulp deinking method and equipment to implement this method

Paper-pulp deinking method and equipment to implement this method

US Patent 5650044 · Granted Jul 22, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for de-inking paper pulp and flotation cell used for this process2007
Cylindrical screen, particularly for paper pulp2005
Method and means for paper pulp filtering2004
Cylindrical screen, particularly for paper pulp2002
Method for de-inking paper pulp from recycled paper2001
Paper-pulp deinking method and equipment to implement this method1999
Rotating drum comprising screening and mashing chambers for separating paper fib1998
Screening sieves, notably for paper pulp1997
Enhancements to the air injection devices in a paper pulp flow for de-inking the1997
Device for selectively separating particles in a liquid, in particular for clean1992