Invention Grant
US08172981B2 Separating lignin from black liquor by precipitation, suspension and separation
有权
通过沉淀，悬浮和分离将木质素与黑液分离
- Patent Title: Separating lignin from black liquor by precipitation, suspension and separation
- Patent Title (中): 通过沉淀，悬浮和分离将木质素与黑液分离
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Application No.: US12071436Application Date: 2008-02-21
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Publication No.: US08172981B2Publication Date: 2012-05-08
- Inventor: Per Tomani , Fredrik Öhman , Hans Theliander , Peter Axegard
- Applicant: Per Tomani , Fredrik Öhman , Hans Theliander , Peter Axegard
- Applicant Address: SE Stockholm
- Assignee: LignoBoost AB
- Current Assignee: LignoBoost AB
- Current Assignee Address: SE Stockholm
- Agency: Young & Thompson
- Priority: SE0402201 20040914
- Main IPC: D21C11/00
- IPC: D21C11/00 ; C07G1/00 ; C08H7/00 ; C08L97/00
Abstract:
A method for controlling the sodium and sulphur balance of a pulp mill while separating lignin from black liquor, and also a lignin product or an intermediate lignin product obtainable by the method. The present invention also provides use of a lignin product or an intermediate lignin product for the production of fuel (solid, gaseous or liquid) or materials.
Public/Granted literature
- US20080214796A1 Method Public/Granted day:2008-09-04
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