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BE780829A - PLUG WELDED BY EXPLOSION ON LEAKING TUBES IN A HEAT EXCHANGER - Google Patents

PLUG WELDED BY EXPLOSION ON LEAKING TUBES IN A HEAT EXCHANGER

Info

Publication number
BE780829A
BE780829A BE780829A BE780829A BE780829A BE 780829 A BE780829 A BE 780829A BE 780829 A BE780829 A BE 780829A BE 780829 A BE780829 A BE 780829A BE 780829 A BE780829 A BE 780829A
Authority
BE
Belgium
Prior art keywords
explosion
heat exchanger
plug welded
leaking tubes
leaking
Prior art date
Application number
BE780829A
Other languages
French (fr)
Inventor
R E Cantrell
L A Sturiale
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BE780829A publication Critical patent/BE780829A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/06—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of high energy impulses, e.g. magnetic energy
    • B23K20/08—Explosive welding
    • B23K20/085—Explosive welding for tubes, e.g. plugging
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
    • F16L41/082—Non-disconnectable joints, e.g. soldered, adhesive or caulked joints
    • F16L41/084—Soldered joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F11/00—Arrangements for sealing leaky tubes and conduits
    • F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4935—Heat exchanger or boiler making
    • Y10T29/49352—Repairing, converting, servicing or salvaging

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Pipe Accessories (AREA)
BE780829A 1971-03-18 1972-03-17 PLUG WELDED BY EXPLOSION ON LEAKING TUBES IN A HEAT EXCHANGER BE780829A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12551471A 1971-03-18 1971-03-18

Publications (1)

Publication Number Publication Date
BE780829A true BE780829A (en) 1972-09-18

Family

ID=22420064

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780829A BE780829A (en) 1971-03-18 1972-03-17 PLUG WELDED BY EXPLOSION ON LEAKING TUBES IN A HEAT EXCHANGER

Country Status (8)

Country Link
US (1) US3724062A (en)
JP (1) JPS5428422Y2 (en)
AT (1) AT318329B (en)
BE (1) BE780829A (en)
CH (1) CH537553A (en)
DE (1) DE2210227C3 (en)
FR (1) FR2129771A5 (en)
IT (1) IT950356B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797098A (en) * 1972-09-14 1974-03-19 Nasa Totally confined explosive welding
US3912148A (en) * 1974-04-30 1975-10-14 Babcock & Wilcox Co Combination welding and brazing device
NL152188B (en) * 1974-09-16 1977-02-15 Holland Explosive Metal METAL PROP FOR SEALING A OPENING IN A PIPE PLATE OF A HEAT EXCHANGER, METHOD FOR APPLYING SUCH A PROP AND HEAT EXCHANGER WITH A PIPE PLATE, AT LEAST ONE OPENING THROUGH SUCH PLATE IS A PROP.
US4074630A (en) * 1976-02-27 1978-02-21 Explosive Metal Working Holland B.V. Methods and plugs to seal apertures in tube plates of heat exchangers provided with tube plates which are locally sealed with these methods and such plates
IL56961A (en) * 1979-03-28 1982-07-30 Ehud Energy Eng Ltd Method of connecting thin metal sheets to metal tubes
US4347790A (en) * 1979-07-11 1982-09-07 Cockerill And Centre De Technologies Nouvelles Explosive plug for blocking tubes
DE3135382A1 (en) 1980-11-17 1982-07-29 Kraftwerk Union AG, 4330 Mülheim REPAIR PLUGS FOR HEAT EXCHANGER TUBES, ESPECIALLY FOR STEAM GENERATORS OF PRESSURE WATER NUCLEAR POWER PLANTS
US4762674A (en) * 1984-12-27 1988-08-09 Westinghouse Electric Corp. Brazing sleeve having ceramic flux band and method for applying same
US4587904A (en) * 1985-01-07 1986-05-13 Foster Wheeler Energy Corporation Debris free plug assembly for heat exchange tubes
US4708280A (en) * 1985-10-23 1987-11-24 The United States Of America As Represented By The Administrator, National Aeronautics & Space Administration Tool and process for miniature explosive joining of tubes
DE4113315A1 (en) * 1991-04-24 1992-10-29 Klaus Pomorin Explosive cartridge for permanent sealing of oil pipes which are out of control - comprises hermetically sealed cartridge contg. explosives which undergoes permanent enlarging of its periphery
US5479961A (en) * 1994-12-09 1996-01-02 Senior Engineering Company Method of plugging a heat exchanger tube and plug therefor
US5823230A (en) * 1995-07-11 1998-10-20 Valeo Engine Cooling Inc. Heat exchanger assembly method and tube plug for heat exchanger
US5715598A (en) * 1995-12-13 1998-02-10 Westinghouse Electric Corporation Method for sealing a bare hole defined by a nuclear heat exchanger tubesheet
US20100089546A1 (en) * 2008-10-09 2010-04-15 Gm Global Technology Operations, Inc. Vehicle heat exchangers having shielding channels
US8967234B2 (en) 2010-11-15 2015-03-03 Saudi Arabian Oil Company Tube plug for a heat exchanger tube

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491798A (en) * 1967-01-17 1970-01-27 Texaco Inc Explosive type expansible plug
US3555656A (en) * 1967-05-25 1971-01-19 Westinghouse Electric Corp Method of explosively plugging a leaky metal tube in a heat exchanger tube bundle
US3543370A (en) * 1968-05-08 1970-12-01 Foster Wheeler Corp Method and apparatus for explosively forming a tube within a tube sheet
US3562887A (en) * 1968-05-08 1971-02-16 Foster Wheeler Corp Explosive expansion of liner sleeves
US3590877A (en) * 1968-09-20 1971-07-06 Babcock & Wilcox Co Explosive-activated plug
US3562897A (en) * 1968-11-27 1971-02-16 Du Pont Explosion bonding of tubes

Also Published As

Publication number Publication date
US3724062A (en) 1973-04-03
DE2210227B2 (en) 1980-05-29
DE2210227C3 (en) 1981-02-05
IT950356B (en) 1973-06-20
JPS5428422Y2 (en) 1979-09-12
DE2210227A1 (en) 1972-09-21
JPS5348128U (en) 1978-04-24
CH537553A (en) 1973-05-31
AT318329B (en) 1974-10-10
FR2129771A5 (en) 1972-10-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19890331