Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Chromium-free impregnated activated carbon for adsorption of toxic gases and/or vapors

Chromium-free impregnated activated carbon for adsorption of toxic gases and/or vapors

US Patent 5063196 · Granted Nov 5, 1991

Estimated economic value: $7,993,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Sorbent devices2023
Carbon sorbents for the removal of nitrogen oxides and methods for making the sa2023
Carbon sorbents for the removal of nitrogen oxides and methods for making the sa2019
Apparatus for detecting changes in concentrations of components of fluid mixture2002
Method and means for purifying air with a regenerable carbon cloth sorbent1999
Purification of air in enclosed spaces1998
Purification of air in enclosed spaces1997
Chromium-free impregnated activated universal respirator carbon for adsorption o1996
Preparation of dialiphatic, dialicyclic, or di(aryl-substituted aliphatic) carbo1986
Sublimation of amine compounds on activated carbon pore surfaces1985