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:
Apr. 22, 1986
Filed:
Oct. 15, 1984
Applicant:
Inventors:
Lothar Winckler, Gladbeck, DE;
Klaus Fuhrmann, Dorsten, DE;
Ulrich Graeser, Haltern, DE;
Peter Wenning, Dorsten, DE;
Assignee:
Veba Oel Entwicklungs-Gesellschaft mbH., Gelsenkirchen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C10J / ;
U.S. Cl.
CPC ...
4819 / ; 48210 ; 201 35 ; 252373 ;
Abstract
A method of producing synthesis gas from coal hydrogenation residues, wherein a coal hydrogenation residue is subjected to a reduced pressure distillation in a one-shaft or multishaft worm apparatus where the gases and vapors evolved are withdrawn and the unvolatilized remaining material is re-pressurized and is then introduced into a gasification reaction.