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GB9512912D0 - External valve stem back seat - Google Patents

External valve stem back seat

Info

Publication number
GB9512912D0
GB9512912D0 GBGB9512912.8A GB9512912A GB9512912D0 GB 9512912 D0 GB9512912 D0 GB 9512912D0 GB 9512912 A GB9512912 A GB 9512912A GB 9512912 D0 GB9512912 D0 GB 9512912D0
Authority
GB
United Kingdom
Prior art keywords
valve stem
back seat
external valve
stem back
external
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.)
Pending
Application number
GBGB9512912.8A
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.)
SEABOARD LLOYD Ltd
Original Assignee
SEABOARD LLOYD 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 SEABOARD LLOYD Ltd filed Critical SEABOARD LLOYD Ltd
Priority to GBGB9512912.8A priority Critical patent/GB9512912D0/en
Publication of GB9512912D0 publication Critical patent/GB9512912D0/en
Priority to GB9612978A priority patent/GB2302582A/en
Pending legal-status Critical Current

Links

GBGB9512912.8A 1995-06-24 1995-06-24 External valve stem back seat Pending GB9512912D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB9512912.8A GB9512912D0 (en) 1995-06-24 1995-06-24 External valve stem back seat
GB9612978A GB2302582A (en) 1995-06-24 1996-06-20 External valve stem back seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9512912.8A GB9512912D0 (en) 1995-06-24 1995-06-24 External valve stem back seat

Publications (1)

Publication Number Publication Date
GB9512912D0 true GB9512912D0 (en) 1995-08-30

Family

ID=10776632

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9512912.8A Pending GB9512912D0 (en) 1995-06-24 1995-06-24 External valve stem back seat
GB9612978A Withdrawn GB2302582A (en) 1995-06-24 1996-06-20 External valve stem back seat

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9612978A Withdrawn GB2302582A (en) 1995-06-24 1996-06-20 External valve stem back seat

Country Status (1)

Country Link
GB (2) GB9512912D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100365332C (en) * 2005-03-04 2008-01-30 中芯国际集成电路制造(上海)有限公司 Apparatus for preventing gas leakage
CN106813010A (en) * 2017-02-28 2017-06-09 络科实业集团有限公司 A kind of new back seal butterfly valve

Also Published As

Publication number Publication date
GB9612978D0 (en) 1996-08-21
GB2302582A (en) 1997-01-22

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