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BE866442A - Dispositif d'obturation de soupapes, vannes et similaires et soupapes, vannes equipees de ce dispositif - Google Patents

Dispositif d'obturation de soupapes, vannes et similaires et soupapes, vannes equipees de ce dispositif

Info

Publication number
BE866442A
BE866442A BE187160A BE187160A BE866442A BE 866442 A BE866442 A BE 866442A BE 187160 A BE187160 A BE 187160A BE 187160 A BE187160 A BE 187160A BE 866442 A BE866442 A BE 866442A
Authority
BE
Belgium
Prior art keywords
valves
closing device
closing
valves equipped
Prior art date
Application number
BE187160A
Other languages
English (en)
Inventor
Tutomu Saito Hiroshi Yamazoe
Hidenori Yamaoka
Original Assignee
Nippon Petrochemicals Co Ltd
Nippon Carbon Co Ltd
Kitamura Valve Mfg 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 Nippon Petrochemicals Co Ltd, Nippon Carbon Co Ltd, Kitamura Valve Mfg Co Ltd filed Critical Nippon Petrochemicals Co Ltd
Publication of BE866442A publication Critical patent/BE866442A/fr

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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/26—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings
    • F16J15/30—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings with sealing rings made of carbon
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Sealing Devices (AREA)
BE187160A 1977-04-28 1978-04-27 Dispositif d'obturation de soupapes, vannes et similaires et soupapes, vannes equipees de ce dispositif BE866442A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52048392A JPS5818554B2 (ja) 1977-04-28 1977-04-28 弁座

Publications (1)

Publication Number Publication Date
BE866442A true BE866442A (fr) 1978-08-14

Family

ID=12802013

Family Applications (1)

Application Number Title Priority Date Filing Date
BE187160A BE866442A (fr) 1977-04-28 1978-04-27 Dispositif d'obturation de soupapes, vannes et similaires et soupapes, vannes equipees de ce dispositif

Country Status (2)

Country Link
JP (1) JPS5818554B2 (fr)
BE (1) BE866442A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5990006U (ja) * 1983-11-11 1984-06-18 フオルクスウア−ゲンウエルク・アクチエンゲゼルシヤフト エンジンの充填交換制御用コロ型回転滑り弁装置
JPS63285367A (ja) * 1987-05-18 1988-11-22 Toyo Tanso Kk 耐熱性流体封止部材
JPH0187374U (fr) * 1987-12-02 1989-06-09
US9962903B2 (en) 2014-11-13 2018-05-08 Baker Hughes, A Ge Company, Llc Reinforced composites, methods of manufacture, and articles therefrom
US11002369B2 (en) 2017-03-02 2021-05-11 Nippon Carbon Co., Ltd. High sealing property ball valve seat

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435871Y2 (fr) * 1975-03-10 1979-10-30

Also Published As

Publication number Publication date
JPS5818554B2 (ja) 1983-04-13
JPS53134236A (en) 1978-11-22

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: NIPPON CARBON CO. LTD

Effective date: 19980427

Owner name: NIPPON PETROCHEMICALS CY LTD

Effective date: 19980427

Owner name: KITAMURA VALVE SEIZO K.K.

Effective date: 19980427