GB397377A - - Google Patents

Info

Publication number
GB397377A
GB397377A GB397377DA GB397377A GB 397377 A GB397377 A GB 397377A GB 397377D A GB397377D A GB 397377DA GB 397377 A GB397377 A GB 397377A
Authority
GB
United Kingdom
Prior art keywords
flow
tubing
well
sleeve
piston
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
Other languages
English (en)
Publication date
Publication of GB397377A publication Critical patent/GB397377A/en
Expired legal-status Critical Current

Links

Landscapes

  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Earth Drilling (AREA)
GB397377D Expired GB397377A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
GB397377A true GB397377A (cg-RX-API-DMAC7.html) 1900-01-01

Family

ID=1745644

Family Applications (1)

Application Number Title Priority Date Filing Date
GB397377D Expired GB397377A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
GB (1) GB397377A (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351133A (en) * 1965-06-14 1967-11-07 Baker Oil Tools Inc Tubing weight-controlled safety valve apparatus
US3459260A (en) * 1967-03-27 1969-08-05 Otis Eng Corp Well tools
US3628605A (en) * 1970-06-01 1971-12-21 Maurice Kirkpatrick Safety apparatus for petroleum wells
DE2632456A1 (de) * 1975-10-14 1977-04-28 Walker Neer Mfg Co Absenkbare einspritzvorrichtung fuer einen doppelrohr-bohrstrang

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351133A (en) * 1965-06-14 1967-11-07 Baker Oil Tools Inc Tubing weight-controlled safety valve apparatus
US3459260A (en) * 1967-03-27 1969-08-05 Otis Eng Corp Well tools
US3628605A (en) * 1970-06-01 1971-12-21 Maurice Kirkpatrick Safety apparatus for petroleum wells
DE2632456A1 (de) * 1975-10-14 1977-04-28 Walker Neer Mfg Co Absenkbare einspritzvorrichtung fuer einen doppelrohr-bohrstrang

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