Title:
炭化水素液から超微細固体を回収する方法
Document Type and Number:
Japanese Patent JP5453108
Kind Code:
B2
Abstract:
A method for separating and recovering ultrafine particulate solid material from a suspension or slurry of the solid material and a hydrocarbon liquid by precipitation or flocculation of a heavy fraction of the hydrocarbon liquid with an effective amount of a precipitation or flocculation agent such that the precipitated heavy fraction encapsulates the particulate solid material. The method further comprises coking the precipitated heavy fraction and grinding the coked product to an ultrafine size.
Inventors:
Abrunaga, Baja, Yi.
Guitian, Jose
Lindsay, Sarah, Ouds
Guitian, Jose
Lindsay, Sarah, Ouds
Application Number:
JP2009544168A
Publication Date:
March 26, 2014
Filing Date:
December 14, 2007
Export Citation:
Assignee:
Chevron U.S.A. Inc.
International Classes:
B01D21/26; B01J23/94; B01J38/00; B01J38/68; C10G21/14; C10G31/10; B01D17/038; B04B1/20
Domestic Patent References:
| JP2002533562A | ||||
| JP11349496A | ||||
| JP8509157A | ||||
| JP2008512557A | ||||
| JP2006511681A | ||||
| JP7197043A | ||||
| JP3220292A |
Foreign References:
| US4732664 | ||||
| US4040958 | ||||
| US4013516 | ||||
| US5008001 | ||||
| US4470900 | ||||
| US20060272982 |
Attorney, Agent or Firm:
Asamura patent office
Hideto Asamura
Hajime Asamura
Kanamori Koji
Naganuma Akio
Yukihiro Ikeda
Kajiwara Saiko
Shinmura Morio
Yuko Nagase
Youichi Inoue
Mari Yuge
Hideto Asamura
Hajime Asamura
Kanamori Koji
Naganuma Akio
Yukihiro Ikeda
Kajiwara Saiko
Shinmura Morio
Yuko Nagase
Youichi Inoue
Mari Yuge