IT1083042B - Valvola ad otturatore sferico - Google Patents

Valvola ad otturatore sferico

Info

Publication number
IT1083042B
IT1083042B IT68783/77A IT6878377A IT1083042B IT 1083042 B IT1083042 B IT 1083042B IT 68783/77 A IT68783/77 A IT 68783/77A IT 6878377 A IT6878377 A IT 6878377A IT 1083042 B IT1083042 B IT 1083042B
Authority
IT
Italy
Prior art keywords
shutter valve
spherical shutter
spherical
valve
shutter
Prior art date
Application number
IT68783/77A
Other languages
English (en)
Original Assignee
Shell Int Research
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 Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of IT1083042B publication Critical patent/IT1083042B/it

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)
IT68783/77A 1976-08-02 1977-08-01 Valvola ad otturatore sferico IT1083042B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32085/76A GB1557725A (en) 1976-08-02 1976-08-02 Ball valves

Publications (1)

Publication Number Publication Date
IT1083042B true IT1083042B (it) 1985-05-21

Family

ID=10332989

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68783/77A IT1083042B (it) 1976-08-02 1977-08-01 Valvola ad otturatore sferico

Country Status (6)

Country Link
JP (1) JPS5318034A (it)
DE (1) DE2734658A1 (it)
FI (1) FI772333A7 (it)
FR (1) FR2360810A1 (it)
GB (1) GB1557725A (it)
IT (1) IT1083042B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI68890C (fi) * 1981-02-06 1985-11-11 Waertsilae Oy Ab Taetning av saetesventil
DE3641741A1 (de) * 1986-12-06 1988-06-16 B & S Metalpraecis Gmbh Kugelhahn mit sinterkeramischen sitzringen und sinterkeramischer ventilkugel
ES2690758T3 (es) * 2010-12-08 2018-11-22 Cameron International Corporation Válvula de bola

Also Published As

Publication number Publication date
JPS5318034A (en) 1978-02-18
DE2734658A1 (de) 1978-02-09
FI772333A7 (it) 1978-02-03
GB1557725A (en) 1979-12-12
FR2360810A1 (fr) 1978-03-03

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