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Title:
An assembly method of a filter device and a filter device, a filtering method using a filter device, a manufacturing method of the filtrate using a filter device
Document Type and Number:
Japanese Patent JP6195436
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a filter device which obtains a filtered fluid with a small amount of bubbles, and to provide the assembly method of the filter device, a filtration method using the filter device, and a filtered fluid manufacturing method.SOLUTION: A filter device stores a hollow filter cartridge 2 in a shell 3 and includes: an outer lid 4; an inner lid 5 which contacts with the inner side of the outer lid 4 thereby forming a closed space S between itself and the outer lid 4; and a communication member 13 which is attached to the inner lid 5 and the filter cartridge 2 and causes an inner passage Rb of the filter cartridge 2 to communicate with the closed space S. The outer lid 4 is provided with a first vent 14 corresponding to an outer passage Ra of the filter cartridge 2 and a second vent 15 corresponding to the closed space S.

Inventors:
Ryuichi Fukuda
Nagasaki Ichiro
Application Number:
JP2012237810A
Publication Date:
September 13, 2017
Filing Date:
October 29, 2012
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
B01D29/50; B01D19/00; B01D24/00; B01D29/00; B01D35/30
Domestic Patent References:
JP61283314A
JP2006204988A
JP2003210912A
JP2000033209A
JP1254215A
JP57204010U
JP2004508183A
Foreign References:
US8551334
US4414113
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshinori Shimizu
Yasuki Yanagi