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:
Sep. 02, 2014
Filed:
Mar. 10, 2009
Besim Fejzuli, Effretikon, CH;
Besim Fejzuli, Effretikon, CH;
Burckhardt Compression AG, Winterthur, CH;
Abstract
Apparatus () for providing a supply of natural gas fuel comprising a compressor () having an inlet () for a stream of natural gas (), wherein the inlet () may be placed in fluid communication with an LNG storage tank () in order to provide a supply of boil-off gas () from out of the LNG storage tank (), and an outlet () which may be placed in fluid communication with a natural gas supply pipe (), characterised in that the compressor () comprises a first and subsequently a second compression stage (), wherein the first and the second compression stage () take the form of labyrinth-sealed piston-compressors () or piston-ring-sealed piston-compressors (), and wherein the first compression stage () features a larger piston diameter than the second compression stage (), and that the compressor () comprises at least a third subsequent compression stage (), which takes the form of a piston-ring-sealed piston-compressor () or a labyrinth-sealed piston-compressor ().