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. 01, 2016
Filed:
Aug. 31, 2012
Jan Wahlström, Porvoo, FI;
Juhani Aittamaa, Helsinki, FI;
Isto Eilos, Porvoo, FI;
Kari I. Keskinen, Helsinki, FI;
Jukka Koskinen, Espoo, FI;
Marja Tiitta, Porvoo, FI;
Heli Vuori, Espoo, FI;
Jan Wahlström, Porvoo, FI;
Juhani Aittamaa, Helsinki, FI;
Isto Eilos, Porvoo, FI;
Kari I. Keskinen, Helsinki, FI;
Jukka Koskinen, Espoo, FI;
Marja Tiitta, Porvoo, FI;
Heli Vuori, Espoo, FI;
NESTE OYJ, Espoo, FI;
Abstract
Disclosed is a method relating to hydrocarbon production by gasification of carbonaceous material, for example, a two-stage gas washing method as a part of gas refining. Disclosed is a method for hydrogen sulfide and carbon dioxide removal from synthesis gas produced by gasification. Disclosed is a use of a combination of two chemical wash approaches. The process can be utilized as a part of biomass to liquid (BTL) process.