JPH0452546Y2 - - Google Patents

Info

Publication number: JPH0452546Y2
Authority: JP; Japan
Prior art keywords: shear; stem; shear pin; water guide; main body
Prior art date: 1988-07-01
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

JP8807488U

Other languages

English (en)

Japanese (ja)

Other versions

JPH029382U (2

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.)

1988-07-01

Filing date

1988-07-01

Publication date

1992-12-10

1988-07-01 Application filed filed Critical

1988-07-01 Priority to JP8807488U priority Critical patent/JPH0452546Y2/ja

1990-01-22 Publication of JPH029382U publication Critical patent/JPH029382U/ja

1992-12-10 Application granted granted Critical

1992-12-10 Publication of JPH0452546Y2 publication Critical patent/JPH0452546Y2/ja

Status Expired legal-status Critical Current

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
239000007788 liquid Substances 0.000 description 5
239000003245 coal Substances 0.000 description 1
239000010779 crude oil Substances 0.000 description 1
238000005553 drilling Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000000034 method Methods 0.000 description 1
230000010349 pulsation Effects 0.000 description 1
238000010008 shearing Methods 0.000 description 1
230000032258 transport Effects 0.000 description 1

Landscapes

Safety Valves (AREA)

JP8807488U 1988-07-01 1988-07-01 Expired JPH0452546Y2 (2)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP8807488U JPH0452546Y2 (2)	1988-07-01	1988-07-01

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP8807488U JPH0452546Y2 (2)	1988-07-01	1988-07-01

Publications (2)

Publication Number	Publication Date
JPH029382U JPH029382U (2)	1990-01-22
JPH0452546Y2 true JPH0452546Y2 (2)	1992-12-10

Family

ID=31312657

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP8807488U Expired JPH0452546Y2 (2)	1988-07-01	1988-07-01

Country Status (1)

Country	Link
JP (1)	JPH0452546Y2 (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5933303B2 (ja) *	2012-03-21	2016-06-08	樋脇　就三	圧抜き装置

1988
- 1988-07-01 JP JP8807488U patent/JPH0452546Y2/ja not_active Expired

Also Published As

Publication number	Publication date
JPH029382U (2)	1990-01-22

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