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:
Nov. 25, 1997
Filed:
Nov. 26, 1991
Applicant:
Inventors:
John Frederick Cirucci, Allentown, PA (US);
Jeffrey Alan Knopf, Allentown, PA (US);
Vincent Louis Magnotta, Wescosville, PA (US);
William Paul Schmidt, Allentown, PA (US);
Assignee:
Air Products and Chemicals Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21C / ;
U.S. Cl.
CPC ...
162-6 ; 162 57 ; 162 65 ; 162 68 ;
Abstract
A process for using ejectors to combine high pressure steam and low pressure oxygen to produce a steam and oxygen enriched gas single phase gas mixture for introduction into various pulp treatments using oxygen with the benefit of low cost compression, low capital requirements and superior oxygen mixing.