JPH0220750B2 - - Google Patents

Info

Publication number
JPH0220750B2
JPH0220750B2 JP60131667A JP13166785A JPH0220750B2 JP H0220750 B2 JPH0220750 B2 JP H0220750B2 JP 60131667 A JP60131667 A JP 60131667A JP 13166785 A JP13166785 A JP 13166785A JP H0220750 B2 JPH0220750 B2 JP H0220750B2
Authority
JP
Japan
Prior art keywords
fiber sheet
electret
producing
electrification
grounded
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 - Lifetime
Application number
JP60131667A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61296173A (ja
Inventor
Katsutoshi Ando
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP13166785A priority Critical patent/JPS61296173A/ja
Publication of JPS61296173A publication Critical patent/JPS61296173A/ja
Publication of JPH0220750B2 publication Critical patent/JPH0220750B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Chemical Or Physical Treatment Of Fibers (AREA)
JP13166785A 1985-06-19 1985-06-19 エレクトレット繊維シートの製造法 Granted JPS61296173A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13166785A JPS61296173A (ja) 1985-06-19 1985-06-19 エレクトレット繊維シートの製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13166785A JPS61296173A (ja) 1985-06-19 1985-06-19 エレクトレット繊維シートの製造法

Publications (2)

Publication Number Publication Date
JPS61296173A JPS61296173A (ja) 1986-12-26
JPH0220750B2 true JPH0220750B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-05-10

Family

ID=15063411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13166785A Granted JPS61296173A (ja) 1985-06-19 1985-06-19 エレクトレット繊維シートの製造法

Country Status (1)

Country Link
JP (1) JPS61296173A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5613389A (en) * 1979-06-29 1981-02-09 Ajinomoto Kk Valve for powder
JPS5915168A (ja) * 1982-07-14 1984-01-26 株式会社熊谷組 鉄筋の結合方法
JPS59100512A (ja) * 1982-12-01 1984-06-09 株式会社日立製作所 エレクトレツトフイルタ−の製造方法

Also Published As

Publication number Publication date
JPS61296173A (ja) 1986-12-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees