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. 08, 1983
Filed:
Aug. 28, 1981
Applicant:
Inventor:
Manfred Chitil, Krefeld-Bockum, DE;
Assignee:
Klockner-Werke AG, Duisburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75 25 ; 266157 ; 55 11 ; 55135 ;
Abstract
Coal gas produced in an iron bath reactor during the gasification of coal is first cooled down in a first cooling step to a temperature of, preferably, 300.degree. C., and is subsequently purified at this temperature in a first electrofilter, then cooled down in a second cooling step to a temperature of, preferably 50.degree. C. and, finally, purified at this temperature in a second electrofilter.