GB1508280A - Valves for use in pipe drilling - Google Patents

Valves for use in pipe drilling

Info

Publication number
GB1508280A
GB1508280A GB5331876A GB5331876A GB1508280A GB 1508280 A GB1508280 A GB 1508280A GB 5331876 A GB5331876 A GB 5331876A GB 5331876 A GB5331876 A GB 5331876A GB 1508280 A GB1508280 A GB 1508280A
Authority
GB
United Kingdom
Prior art keywords
valve
valves
pipe drilling
underpressure
eng
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
GB5331876A
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.)
UNDERPRESSURE ENG CO Ltd
Original Assignee
UNDERPRESSURE ENG CO 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 UNDERPRESSURE ENG CO Ltd filed Critical UNDERPRESSURE ENG CO Ltd
Priority to GB5331876A priority Critical patent/GB1508280A/en
Publication of GB1508280A publication Critical patent/GB1508280A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)

Abstract

1508280 Valves UNDERPRESSURE ENG CO Ltd 21 Dec 1976 53318/76 Heading F2V A stem 4 extending from the valve plate 3 of a gate valve is slidable from a position within the valve housing (as illustrated) to a position in a sealing gland 5, and is adapted at 6 to be releasably coupled to a handle 7 for actuation of the valve or to locking means for holding the valve open.
GB5331876A 1976-12-21 1976-12-21 Valves for use in pipe drilling Expired GB1508280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5331876A GB1508280A (en) 1976-12-21 1976-12-21 Valves for use in pipe drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5331876A GB1508280A (en) 1976-12-21 1976-12-21 Valves for use in pipe drilling

Publications (1)

Publication Number Publication Date
GB1508280A true GB1508280A (en) 1978-04-19

Family

ID=10467363

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5331876A Expired GB1508280A (en) 1976-12-21 1976-12-21 Valves for use in pipe drilling

Country Status (1)

Country Link
GB (1) GB1508280A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0252367A2 (en) * 1986-07-07 1988-01-13 SISTAG, Maschinenfabrik Sidler Stalder AG Gate valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0252367A2 (en) * 1986-07-07 1988-01-13 SISTAG, Maschinenfabrik Sidler Stalder AG Gate valve
EP0252367A3 (en) * 1986-07-07 1988-11-02 Sistag, Maschinenfabrik Sidler Stalder Ag Gate valve

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19961220