Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Catalytic composition used in purifying gaseous effluents polluted by nitrogen oxides and process for preparing the composition

Catalytic composition used in purifying gaseous effluents polluted by nitrogen oxides and process for preparing the composition

US Patent 4228039 · Granted Oct 14, 1980

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and device for protecting the end of an anchored cable2014
Process for producing nitromethane1991
Process for selective reduction of nitrogen oxides contained in oxygenated gaseo1990
Methanol reforming process and apparatus for practicing it1987
Process and installation for manufacturing nitromethane1986
Reactor for nitration of hydrocarbons in the gaseous phase under pressure1985
Reactor for nitration of hydrocarbons in the gaseous phase under pressure1985
Conversion catalysts for synthesis gas1985
Production of hydrocarbons from methanol in the presence of zeolite catalysts1984
Process and installation for making nitroparaffins by nitration of hydrocarbons 1982
Process for making nitroparaffins by nitration of ethane in the gaseous phase1982
Process of making nitroparaffins by nitration in the gaseous phase1981