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公开(公告)号:US20210017549A1
公开(公告)日:2021-01-21
申请号:US16870916
申请日:2020-05-09
Applicant: ExxonMobil Research and Engineering Company
Inventor: Arsam Behkish , Giovanni Pilloni , Changyub Paek
Abstract: The present disclosure relates to processes for producing hydrocarbon fuels from lignocellulosic biomass. A process may include introducing biomass to a pretreatment system forming a pretreatment effluent and introducing the pretreatment effluent to a hydrolysis system forming a hydrolysate. The hydrolysate may be introduced to a lignin separation system to form a sugar-rich stream and a lignin-rich stream. The sugar-rich stream may be introduced to a purification system comprising at least one toxin converting microorganism or subcellular material to form a purified sugar-rich stream, and the purified sugar-rich stream and one or more sugar converting microorganisms are introduced to a bioreactor configured to produce hydrocarbon fuels. Additionally, the present disclosure also related to systems for production of hydrocarbon fuels including, a pretreatment system, a hydrolysis system, a lignin separation system, a purification system, and at least one bioreactor.
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公开(公告)号:US11207651B2
公开(公告)日:2021-12-28
申请号:US16909970
申请日:2020-06-23
Applicant: ExxonMobil Research and Engineering Company
Inventor: Anjaneya S. Kovvali , Michael F. Raterman , Arsam Behkish
Abstract: A moving bed reactor is provided that can allow facilitate performing a reaction involving a three-phase flow under co-axial flow conditions for the solid and liquid portions of the three phase flow, while the gas portion of the three-phase flow is exposed to the solids under radial flow conditions. Methods for using such a moving bed reactor to perform a reaction, such as upgrading of a feed to distillate products, are also provided.
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13.
公开(公告)号:US20210269889A1
公开(公告)日:2021-09-02
申请号:US17142799
申请日:2021-01-06
Applicant: ExxonMobil Research and Engineering Company
Inventor: Changyub Paek , Arsam Behkish , Giovanni Pilloni
IPC: C13K1/04 , C01B32/324 , C02F3/28 , B01D15/18
Abstract: The present disclosure relates to methods and systems for converting biomass comprising lignocellulosic material into biofuels and biochemicals that contribute to reduction of greenhouse gas emissions. In particular, the present disclosure relates to methods and systems for the removal or reduction of impurities during lignocellulosic biomass processing to enhance biorefinery production of biofuels and biochemicals.
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公开(公告)号:US20210229081A1
公开(公告)日:2021-07-29
申请号:US17136553
申请日:2020-12-29
Applicant: ExxonMobil Research and Engineering Company
Inventor: Jihad M Dakka , Patrick L Hanks , Brandon M Carcuffe , Cynthia F Omilian , Ralph C DeHaas , Arsam Behkish
Abstract: Isobutanol may be converted into predominantly C12+ olefin oligomers under specified conditions. Such methods may comprise: contacting a feed comprising isobutanol with a zeolite solid acid catalyst having a MWW framework under conditions effective to convert the isobutanol into a product comprising Can olefin oligomers, wherein n is an integer having a value of two or greater and about 80 wt. % or greater of the Can olefin oligomers are larger than C8.
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15.
公开(公告)号:US20200181664A1
公开(公告)日:2020-06-11
申请号:US16707804
申请日:2019-12-09
Applicant: ExxonMobil Research and Engineering Company
Inventor: Arsam Behkish , C. Rebecca Locker , Giovanni Pilloni , Kelsey M. McNeely , Changyub Paek , Ashish B. Mhadeshwar , Eric B. Shen
Abstract: The present disclosure relates to methods and systems for converting biomass into biofuels and biochemicals. In particular, the present disclosure relates to methods and systems for converting biomass comprising lignocellulosic material into biofuels and biochemicals, such as those comprising fatty acid esters, that contribute to reduction of greenhouse gas emissions.
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