The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 1991
Filed:
Oct. 12, 1989
Applicant:
Inventors:
Christian Pralus, Saint-Cyr-Au-Mont-D'Or, FR;
Jean-Pierre Schirmann, Oullins, FR;
Assignee:
Atochem, Puteaux, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423584 ;
Abstract
Hydrogen peroxide is produced from hydrogen and oxygen by (a) intimately contacting gaseous hydrogen at superatmospheric pressure with an inorganic aqueous reaction medium which includes a catalytically effective amount of a platinum group metal catalyst, (b) next diminishing the amount of hydrogen in the gaseous phase to a value under the explosive/flammable limits of admixture thereof with the gaseous oxygen introduced in step (c), and (c) intimately contacting and reacting the aqueous reaction medium and diminished gaseous phase with a source of gaseous oxygen.