JPH0154085B2 - - Google Patents

Info

Publication number
JPH0154085B2
JPH0154085B2 JP60110761A JP11076185A JPH0154085B2 JP H0154085 B2 JPH0154085 B2 JP H0154085B2 JP 60110761 A JP60110761 A JP 60110761A JP 11076185 A JP11076185 A JP 11076185A JP H0154085 B2 JPH0154085 B2 JP H0154085B2
Authority
JP
Japan
Prior art keywords
layer
filter
density
dust
density layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP60110761A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61268325A (ja
Inventor
Terukazu Kadoya
Tatsuo Oota
Takashi Nagashima
Hiroshi Horiuchi
Masayuki Okazaki
Naoki Ebii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roki Co Ltd
Original Assignee
Toyo Roki Mfg Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Roki Mfg Co Ltd filed Critical Toyo Roki Mfg Co Ltd
Priority to JP11076185A priority Critical patent/JPS61268325A/ja
Publication of JPS61268325A publication Critical patent/JPS61268325A/ja
Publication of JPH0154085B2 publication Critical patent/JPH0154085B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Filtering Materials (AREA)
  • Paper (AREA)
JP11076185A 1985-05-23 1985-05-23 濾過材 Granted JPS61268325A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11076185A JPS61268325A (ja) 1985-05-23 1985-05-23 濾過材

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11076185A JPS61268325A (ja) 1985-05-23 1985-05-23 濾過材

Publications (2)

Publication Number Publication Date
JPS61268325A JPS61268325A (ja) 1986-11-27
JPH0154085B2 true JPH0154085B2 (cs) 1989-11-16

Family

ID=14543894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11076185A Granted JPS61268325A (ja) 1985-05-23 1985-05-23 濾過材

Country Status (1)

Country Link
JP (1) JPS61268325A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04313313A (ja) * 1991-04-12 1992-11-05 Mitsubishi Paper Mills Ltd 液体濾過用フィルター濾材
US20090183476A1 (en) * 2006-04-07 2009-07-23 Tokyo Electron Limited Gas purifying apparatus and semiconductor manufacturing apparatus
JP5348943B2 (ja) * 2008-05-26 2013-11-20 花王株式会社 積層フィルタ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013972A (cs) * 1973-06-08 1975-02-13
YU28378A (en) * 1977-02-10 1982-10-31 Createchnic Patent Ag Plastic stopper for containers having a permanent or changeable shape

Also Published As

Publication number Publication date
JPS61268325A (ja) 1986-11-27

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Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term