发明申请
- 专利标题： Liquefaction process
- 专利标题（中）： 液化过程
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申请号： US10593164申请日： 2005-03-18
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公开(公告)号： US20070141689A1公开(公告)日： 2007-06-21
- 发明人: Swapnil Bhargava , Henrik Bisgard-Frantzen , Henrik Frisner , Anders Vikso-Nielsen , Malcolm Johal
- 申请人： Swapnil Bhargava , Henrik Bisgard-Frantzen , Henrik Frisner , Anders Vikso-Nielsen , Malcolm Johal
- 申请人地址： DK Bagsvaerd DK-2880 US NC Franklinton 27525
- 专利权人： Novozymes A/S,Novozymes North American, Inc.
- 当前专利权人： Novozymes A/S,Novozymes North American, Inc.
- 当前专利权人地址： DK Bagsvaerd DK-2880 US NC Franklinton 27525
- 国际申请： PCT/US05/09218 WO 20050318
- 主分类号： C12P7/06
- IPC分类号： C12P7/06 ; C12N9/32
摘要：
The present invention relates to method of liquefying starch-containing material, wherein the method comprises the steps of (a) treating the starch-containing material with a bacterial alpha-amylase at a temperature around 70-90° C. for 15-90 minutes, and (b) treating the material obtained in step (a) with an alpha-amylase at a temperature between 60-80° C. for 30-90 minutes. The invention also relates to a process of producing a fermentation product, preferably ethanol, comprising a liquefaction step carried out according to the liquefaction method of the invention.
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