Title:
PROCESS FOR EXTRACTING CELLULOSE
Document Type and Number:
WIPO Patent Application WO/2010/069151
Kind Code:
A1
Abstract:
A multi-stage process for extracting cellulose from plant comprises the following steps: firstly impregnating the plant with dilute alkali; steaming under increased pressure and then beating and washing the pulp, and thus obtaining cellulose. The impregnating and washing liquor can be recycled, and liquid or solid organic fertilizer of high concentration can be obtained conveniently.
Inventors:
YIN YINGWU (CN)
JI GUIPENG (CN)
ZHANG SHUANGYANG (CN)
GOU ZHAOYING (CN)
WAN PENG (CN)
ZHANG YUJUAN (CN)
SUN RUI (CN)
ZHANG LINGYAN (CN)
FAN XIAOLIN (CN)
ZOU MINGMING (CN)
JI GUIPENG (CN)
ZHANG SHUANGYANG (CN)
GOU ZHAOYING (CN)
WAN PENG (CN)
ZHANG YUJUAN (CN)
SUN RUI (CN)
ZHANG LINGYAN (CN)
FAN XIAOLIN (CN)
ZOU MINGMING (CN)
Application Number:
PCT/CN2009/001502
Publication Date:
June 24, 2010
Filing Date:
December 18, 2009
Export Citation:
Assignee:
BEIJING INSIGHT & HEHONG NEW M (CN)
YIN YINGWU (CN)
JI GUIPENG (CN)
ZHANG SHUANGYANG (CN)
GOU ZHAOYING (CN)
WAN PENG (CN)
ZHANG YUJUAN (CN)
SUN RUI (CN)
ZHANG LINGYAN (CN)
FAN XIAOLIN (CN)
ZOU MINGMING (CN)
YIN YINGWU (CN)
JI GUIPENG (CN)
ZHANG SHUANGYANG (CN)
GOU ZHAOYING (CN)
WAN PENG (CN)
ZHANG YUJUAN (CN)
SUN RUI (CN)
ZHANG LINGYAN (CN)
FAN XIAOLIN (CN)
ZOU MINGMING (CN)
International Classes:
D21C1/06; D21C3/26; D21C11/04; D21D1/00
Domestic Patent References:
| WO2006111604A1 | 2006-10-26 | |||
| WO1997026401A1 | 1997-07-24 |
Foreign References:
| CA2634378A1 | 2007-12-13 | |||
| CN101215794A | 2008-07-09 | |||
| CN1707019A | 2005-12-14 | |||
| CN1563564A | 2005-01-12 | |||
| CN101187181A | 2008-05-28 |
Attorney, Agent or Firm:
PEKSUNG INTELLECTUAL PROPERTY LTD. (35 Xueyuan RoadHaidian District, Beijing 1, CN)
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