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:
Sep. 10, 2002
Filed:
Aug. 09, 2000
Applicant:
Inventors:
Michel Devic, Saint Foy lés Lyon, FR;
Lionel Delais, Senlis, FR;
Assignee:
Atofina, , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 1/501 ;
U.S. Cl.
CPC ...
C01B 1/501 ;
Abstract
A catalytic process and a device for preparing, in absolute safely, aqueous hydrogen peroxide solutions at high concentration levels directly from hydrogen and oxygen; more particularly, a method whereby hydrogen and oxygen are injected, into the aqueous medium in proportions corresponding to the flammability range of the hydrogen-oxygen mixture, and are present in proportions outside the flammability range in the continuous gas phase. The invention also concerns a device for implementing the method.