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.:

US 8518134 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 27, 2013

Filed:

Feb. 07, 2008
Applicants:

Bernd Meyer, Freiberg, DE;

Peter Seifert, Groβräschen, DE;

Steffen Krzack, Freiberg, DE;

Sirko Ogriseck, Freiberg, DE;

Hardy Rauchfuss, Chemnitz, DE;

Mathias Rieger, Dresden, DE;

Michael Trompelt, Langenhessen, DE;

Stefan Guhl, Frohburg, DE;

Inventors:

Bernd Meyer, Freiberg, DE;

Peter Seifert, Groβräschen, DE;

Steffen Krzack, Freiberg, DE;

Sirko Ogriseck, Freiberg, DE;

Hardy Rauchfuss, Chemnitz, DE;

Mathias Rieger, Dresden, DE;

Michael Trompelt, Langenhessen, DE;

Stefan Guhl, Frohburg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/36 (2006.01); C01B 6/24 (2006.01); C10J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to a gasification reactor () and associated method for the entrained-flow gasification of solid fuels under pressure. The reactor essentially consists of a pressure vessel () that can be cooled and an inner jacket () that is equipped with a heat shield. At least one crude gas outflow () is located at the upper end of the cylindrical pressure vessel and at least one bottoms withdrawal outlet () is located at the lower end, the pressure vessel having at least enough space for a moving bed (), an entrained flow () that circulates internally above the surface of the moving bed and a buffer zone () situated above said entrained bed. Feed connections for the solid fuels () and gasification agent nozzles for the supply of first gasification agents () are situated at a height of between approximately 1 and 3 meters above the surface of the moving bed, said gasification agent nozzles being designed to inject the first gasification agents into the entrained flow in such a way that a hot central upward flow and a 'cold' downward wall flow are formed. At least one feed device for second gasification agents () is located at the bottoms withdrawal outlet.


Find Patent Forward Citations

Meyer, Bernd. (2013). Method and device for the entrained-flow gasification of solid fuels under pressure (U.S. Patent No. 8518134). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8518134

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