IT1112791B - Mezzo e metodo per l'asportazione degli anelli di sede in valvole a sfera montate su tubazioni - Google Patents

Mezzo e metodo per l'asportazione degli anelli di sede in valvole a sfera montate su tubazioni

Info

Publication number
IT1112791B
IT1112791B IT2229879A IT2229879A IT1112791B IT 1112791 B IT1112791 B IT 1112791B IT 2229879 A IT2229879 A IT 2229879A IT 2229879 A IT2229879 A IT 2229879A IT 1112791 B IT1112791 B IT 1112791B
Authority
IT
Italy
Prior art keywords
pipes
removal
ball valves
seat rings
valves mounted
Prior art date
Application number
IT2229879A
Other languages
English (en)
Other versions
IT7922298A0 (it
Original Assignee
Acf Ind Inc
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 Acf Ind Inc filed Critical Acf Ind Inc
Publication of IT7922298A0 publication Critical patent/IT7922298A0/it
Application granted granted Critical
Publication of IT1112791B publication Critical patent/IT1112791B/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
    • F16K5/0626—Easy mounting or dismounting means
    • F16K5/0636—Easy mounting or dismounting means the spherical plug being insertable from the top of the housing
    • 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
    • F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0402—Cleaning, repairing, or assembling
    • Y10T137/0491—Valve or valve element assembling, disassembling, or replacing
    • Y10T137/0508—Ball valve or rotary ball valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Details Of Valves (AREA)
IT2229879A 1978-05-03 1979-05-02 Mezzo e metodo per l'asportazione degli anelli di sede in valvole a sfera montate su tubazioni IT1112791B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/902,324 US4175577A (en) 1978-05-03 1978-05-03 Means and method for in-line removal of seat rings in ball valves

Publications (2)

Publication Number Publication Date
IT7922298A0 IT7922298A0 (it) 1979-05-02
IT1112791B true IT1112791B (it) 1986-01-20

Family

ID=25415693

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2229879A IT1112791B (it) 1978-05-03 1979-05-02 Mezzo e metodo per l'asportazione degli anelli di sede in valvole a sfera montate su tubazioni

Country Status (11)

Country Link
US (1) US4175577A (it)
EP (1) EP0006836B1 (it)
JP (1) JPS54146027A (it)
AR (1) AR218532A1 (it)
AT (1) ATE558T1 (it)
AU (1) AU532525B2 (it)
CA (1) CA1097602A (it)
DE (1) DE2961808D1 (it)
GB (1) GB2020395A (it)
IT (1) IT1112791B (it)
MX (1) MX148025A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4262691A (en) * 1979-06-29 1981-04-21 Acf Industries, Incorporated Cam means for ball valve seat rings
US4240460A (en) * 1979-10-29 1980-12-23 Acf Industries, Incorporated Means for limiting floating movement of gate valve seats
US4390039A (en) * 1982-01-04 1983-06-28 Jamesbury Corporation Valve assembly and disassembly device
US4388945A (en) * 1982-01-04 1983-06-21 Jamesbury Corporation Valve assembly and disassembly device
US4566482A (en) * 1985-06-27 1986-01-28 Stunkard Gerald A Top entry trunnion ball valve
NO159553C (no) * 1986-03-12 1989-01-11 Norske Stats Oljeselskap Kuleventil.
US4718444A (en) * 1986-12-04 1988-01-12 Kf Industries, Inc. Valve seat retraction method and apparatus
US5117858A (en) * 1991-09-30 1992-06-02 Worcester Controls Corporation Top entry ball valves with cam adjustable seats
GB2275757B (en) * 1993-03-02 1997-03-19 David Mcsorley Improvements in or relating to valves
JP2557025Y2 (ja) * 1993-11-16 1997-12-08 畑中特殊バルブ工業株式会社 ボールバルブにおける弁体出し入れ装置
US5975104A (en) * 1998-04-16 1999-11-02 Electromechanical Research Laboratories, Inc. Ball valve seal replacement apparatus and method
US6378550B1 (en) 2000-10-12 2002-04-30 Westinghouse Savannah River Company, Llc Ball valve extractor
US6640826B2 (en) 2001-10-17 2003-11-04 Gatx Rail Corporation Systems and methods for servicing ball valves
US6681793B2 (en) * 2002-04-12 2004-01-27 Jeff Mike Top-entry ball valve assembly having camming surfaces
EP1698811A1 (en) * 2005-03-03 2006-09-06 Righi S.p.A. Valve
US7267323B1 (en) * 2006-05-25 2007-09-11 Conval, Inc. Ball valve with cartridge
US10197168B1 (en) * 2013-05-31 2019-02-05 Technetics Group Llc Energized spring seal for a floating valve seat
WO2015117242A1 (en) * 2014-02-05 2015-08-13 Mecanique Analytique Inc. Ball valve with load varying mechanism, and method of operating the same
US9885420B2 (en) 2015-05-07 2018-02-06 Sri Energy, Inc. Gate valve
GB201515117D0 (en) * 2015-08-25 2015-10-07 Interventek Subsea Engineering Ltd Valve
US9835259B2 (en) * 2016-04-16 2017-12-05 Amit Shah Top entry trunnion ball valve for safe in-line maintenance and method to facilitate such maintenance
MX2020012275A (es) * 2018-05-18 2021-01-29 Mogas Ind Inc Valvula multipuerto.
US11384846B2 (en) * 2020-02-20 2022-07-12 Worldwide Oilfield Machine, Inc. Top entry ball valve and method
DE102021119450A1 (de) 2021-07-27 2023-02-02 Franz Schuck Gmbh Kugelhahn für ein Leitungssystem
US11732814B2 (en) * 2021-10-19 2023-08-22 Spm Oil & Gas Inc. Plug valve assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB729893A (en) * 1953-10-17 1955-05-11 Parker Appliance Co Improvements in or relating to valves
US3114386A (en) * 1961-01-03 1963-12-17 Pacific Valves Inc Manual latch to retract a packing assembly
DE1220216B (de) * 1961-03-15 1966-06-30 Borsig Ag Hahn mit kugelfoermigem Kueken
US3269691A (en) * 1963-09-20 1966-08-30 Thiokol Chemical Corp Ball valve seal support
FR93777E (fr) * 1966-12-19 1969-05-16 Bouvier Ateliers Vanne sphérique a sieges flottants escamotables.
FR1511626A (fr) * 1966-12-19 1968-02-02 Bouvier Ateliers Vanne sphérique à sièges flottants escamotables
US3771545A (en) * 1971-09-17 1973-11-13 Cameron Iron Works Inc Ball valve
US3960363A (en) * 1973-06-21 1976-06-01 International Telephone And Telegraph Corporation Ball valve

Also Published As

Publication number Publication date
GB2020395A (en) 1979-11-14
EP0006836A1 (en) 1980-01-09
ATE558T1 (de) 1982-01-15
EP0006836B1 (en) 1982-01-13
JPS54146027A (en) 1979-11-14
AR218532A1 (es) 1980-06-13
AU532525B2 (en) 1983-10-06
DE2961808D1 (en) 1982-02-25
MX148025A (es) 1983-02-28
CA1097602A (en) 1981-03-17
IT7922298A0 (it) 1979-05-02
US4175577A (en) 1979-11-27
AU4657679A (en) 1979-11-08

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