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:
Nov. 03, 2026
Filed:
Feb. 10, 2023
Burckhardt Compression Ag, Winterthur, CH;
Adrian Luzi Valär, Winterthur, CH;
BURCKHARDT COMPRESSION AG, Winterthur, CH;
Abstract
A method for reliquefying and returning boil-off gas (BOG) to a liquefied natural gas (LNG) tank, having the steps of: compressing a BOG taken from the headspace of an LNG tank to a pressure p, cooling the compressed gas to a temperature T, such as by water cooling; expanding at least part of the gas from step c) to a pressure p; cooling the gas expanded in step d), such as by a heat exchanger in counterflow with cooling BOG (F) from the head space of the LNG tankto a temperature T; returning the gas from step e) to the LNG tank; wherein the pressure pis at least 200 bar, and wherein the pressure pis 80 to 180 bar.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile