Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Variable length membrane module

Variable length membrane module

US Patent 4808309 · Granted Feb 28, 1989

Estimated economic value: $10,958,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Decanting backwash receiver2023
Method of forming separation membranes1994
Separation by membrane techniques1993
Method of forming membranes useful for separation of gases1992
Membrane separation of gases1992
Separation of gas from solvent by membrane technology1991
Membrane process for separating gases from gas-liquid charge streams1990
Separation of gases1989
Process for improving the hydrogen donor properties of a coal liquefaction solve1984