JPS554792B2 - - Google Patents

Info

Publication number
JPS554792B2
JPS554792B2 JP10621173A JP10621173A JPS554792B2 JP S554792 B2 JPS554792 B2 JP S554792B2 JP 10621173 A JP10621173 A JP 10621173A JP 10621173 A JP10621173 A JP 10621173A JP S554792 B2 JPS554792 B2 JP S554792B2
Authority
JP
Japan
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
JP10621173A
Other languages
Japanese (ja)
Other versions
JPS5056706A (cs
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 filed Critical
Priority to JP10621173A priority Critical patent/JPS554792B2/ja
Publication of JPS5056706A publication Critical patent/JPS5056706A/ja
Publication of JPS554792B2 publication Critical patent/JPS554792B2/ja
Expired legal-status Critical Current

Links

JP10621173A 1973-09-20 1973-09-20 Expired JPS554792B2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10621173A JPS554792B2 (cs) 1973-09-20 1973-09-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10621173A JPS554792B2 (cs) 1973-09-20 1973-09-20

Publications (2)

Publication Number Publication Date
JPS5056706A JPS5056706A (cs) 1975-05-17
JPS554792B2 true JPS554792B2 (cs) 1980-01-31

Family

ID=14427806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10621173A Expired JPS554792B2 (cs) 1973-09-20 1973-09-20

Country Status (1)

Country Link
JP (1) JPS554792B2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012045021A (ja) * 2010-08-24 2012-03-08 Shigematsu Works Co Ltd マスク用フィルタおよびその製造方法、ならびに粒子捕集用マスク

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765771A (en) * 1980-10-08 1982-04-21 Toko Shoji Kk Mud water technique
JPS58208376A (ja) * 1982-05-28 1983-12-05 Shimizu Constr Co Ltd 泥水工法用泥水

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2775557A (en) * 1954-12-08 1956-12-25 American Cyanamid Co Drilling muds containing acrylic acidacrylamide copolymer salts
US3668122A (en) * 1969-08-28 1972-06-06 Phillips Petroleum Co Drilling fluid preparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012045021A (ja) * 2010-08-24 2012-03-08 Shigematsu Works Co Ltd マスク用フィルタおよびその製造方法、ならびに粒子捕集用マスク

Also Published As

Publication number Publication date
JPS5056706A (cs) 1975-05-17

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