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:
Mar. 22, 1977
Filed:
Jan. 26, 1976
Applicant:
Inventor:
Robert P Babbitt, Granada Hills, CA (US);
Assignee:
The Marquardt Company, Van Nuys, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10J / ;
U.S. Cl.
CPC ...
48202 ; 4819 / ; 48210 ; 110 / ; 252373 ; 423580 ;
Abstract
A process for gasification of coal by combustion of a fuel and oxidizer in a preburner to produce steam at a temperature substantially above the minimum temperature at which steam and coal will react to produce carbon monoxide and hydrogen and introducing the steam and pulverized coal into a gasifier to react the coal and steam at a temperature above said minimum temperature throughout said gasifier.