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.

Date of Patent:
Feb. 01, 2022

Filed:

Jul. 11, 2017
Applicants:

Institut National DE LA Recherche Agronomique, Paris, FR;

Ifp Energies Nouvelles, Rueil-Malmaison, FR;

Argo Industries Recherche ET Developpement, Pomacle, FR;

Inventors:

Damien Hudebine, Lyons, FR;

Romain Rousset, Lyons, FR;

Olivier Carnnot, Baconnes, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C13K 1/02 (2006.01); C08H 8/00 (2010.01);
U.S. Cl.
CPC ...
C13K 1/02 (2013.01); C08H 8/00 (2013.01);
Abstract

The invention concerns a continuous method for treating a lignocellulosic biomass before enzymatic hydrolysis, said method comprising a transfer of crushed then pressed biomass to a step of impregnation by an acid liquor, the impregnated biomass dripping over the area containing the impregnation liquor, then the resulting wet biomass is pressed and sent to a steam explosion step. The impregnation liquor is prepared in a dedicated area from the used liquor from the dripping operation and/or that from the pressing operation, prior to the explosion step. The invention also concerns the facility for implementing the method.


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