GB1557725A - Ball valves - Google Patents

Ball valves

Info

Publication number
GB1557725A
GB1557725A GB3208576A GB3208576A GB1557725A GB 1557725 A GB1557725 A GB 1557725A GB 3208576 A GB3208576 A GB 3208576A GB 3208576 A GB3208576 A GB 3208576A GB 1557725 A GB1557725 A GB 1557725A
Authority
GB
United Kingdom
Prior art keywords
ball valves
valves
ball
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
GB3208576A
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority to GB3208576A priority Critical patent/GB1557725A/en
Priority to FR7723612A priority patent/FR2360810A1/en
Priority to FI772333A priority patent/FI772333A/fi
Priority to IT6878377A priority patent/IT1083042B/en
Priority to DE19772734658 priority patent/DE2734658A1/en
Priority to JP9149377A priority patent/JPS5318034A/en
Publication of GB1557725A publication Critical patent/GB1557725A/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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • F16K5/0678—Composite packings in which only one of the components of the composite packing is contacting the plug

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
GB3208576A 1976-08-02 1976-08-02 Ball valves Expired GB1557725A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB3208576A GB1557725A (en) 1976-08-02 1976-08-02 Ball valves
FR7723612A FR2360810A1 (en) 1976-08-02 1977-08-01 PERFECTED BALL VALVE
FI772333A FI772333A (en) 1976-08-02 1977-08-01
IT6878377A IT1083042B (en) 1976-08-02 1977-08-01 SPHERICAL SHUTTER VALVE
DE19772734658 DE2734658A1 (en) 1976-08-02 1977-08-01 BALL VALVE
JP9149377A JPS5318034A (en) 1976-08-02 1977-08-01 Ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3208576A GB1557725A (en) 1976-08-02 1976-08-02 Ball valves

Publications (1)

Publication Number Publication Date
GB1557725A true GB1557725A (en) 1979-12-12

Family

ID=10332989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3208576A Expired GB1557725A (en) 1976-08-02 1976-08-02 Ball valves

Country Status (6)

Country Link
JP (1) JPS5318034A (en)
DE (1) DE2734658A1 (en)
FI (1) FI772333A (en)
FR (1) FR2360810A1 (en)
GB (1) GB1557725A (en)
IT (1) IT1083042B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI68890C (en) * 1981-02-06 1985-11-11 Waertsilae Oy Ab TAETNING AV SAETESVENTIL
DE3641741A1 (en) * 1986-12-06 1988-06-16 B & S Metalpraecis Gmbh BALL VALVE WITH SINTER-CERAMIC SEAT RINGS AND SINTER-CERAMIC VALVE BALL
ES2690758T3 (en) * 2010-12-08 2018-11-22 Cameron International Corporation Ball valve

Also Published As

Publication number Publication date
FR2360810A1 (en) 1978-03-03
JPS5318034A (en) 1978-02-18
FI772333A (en) 1978-02-03
DE2734658A1 (en) 1978-02-09
IT1083042B (en) 1985-05-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee