BE803881R - DEVICE FOR CLOSING DEFECTIVE HEAT EXCHANGER TUBES - Google Patents

DEVICE FOR CLOSING DEFECTIVE HEAT EXCHANGER TUBES

Info

Publication number
BE803881R
BE803881R BE134811A BE134811A BE803881R BE 803881 R BE803881 R BE 803881R BE 134811 A BE134811 A BE 134811A BE 134811 A BE134811 A BE 134811A BE 803881 R BE803881 R BE 803881R
Authority
BE
Belgium
Prior art keywords
heat exchanger
exchanger tubes
defective heat
closing
closing defective
Prior art date
Application number
BE134811A
Other languages
French (fr)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of BE803881R publication Critical patent/BE803881R/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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D3/00—Particular applications of blasting techniques
    • 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
    • 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
    • Y10T29/49805—Shaping by direct application of fluent pressure
    • Y10T29/49806—Explosively shaping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Pipe Accessories (AREA)
BE134811A 1972-08-25 1973-08-22 DEVICE FOR CLOSING DEFECTIVE HEAT EXCHANGER TUBES BE803881R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2241753A DE2241753C3 (en) 1972-08-25 1972-08-25 Device for closing damaged heat exchanger pipes

Publications (1)

Publication Number Publication Date
BE803881R true BE803881R (en) 1973-12-17

Family

ID=5854467

Family Applications (1)

Application Number Title Priority Date Filing Date
BE134811A BE803881R (en) 1972-08-25 1973-08-22 DEVICE FOR CLOSING DEFECTIVE HEAT EXCHANGER TUBES

Country Status (11)

Country Link
US (1) US3919940A (en)
JP (1) JPS5638876B2 (en)
BE (1) BE803881R (en)
CH (1) CH552186A (en)
DE (1) DE2241753C3 (en)
ES (1) ES418161A2 (en)
FR (1) FR2197154B2 (en)
GB (1) GB1430170A (en)
IT (1) IT1045378B (en)
NL (1) NL7310151A (en)
SE (1) SE409004B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
US4030419A (en) * 1975-11-20 1977-06-21 Westinghouse Electric Corporation Insert for explosively expanding a tube into engagement with a tube sheet
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
FR2370546A1 (en) * 1976-11-16 1978-06-09 Fives Cail Babcock Continuously cast strand - is slit into billets on a roll table
US4347790A (en) * 1979-07-11 1982-09-07 Cockerill And Centre De Technologies Nouvelles Explosive plug for blocking tubes
US4728376A (en) * 1982-11-01 1988-03-01 Golden Power Of Texas, Inc. Explosive composition and method
US4497676A (en) * 1982-11-01 1985-02-05 Kurtz Earl F Gunpowder substituted composition and method
US4513786A (en) * 1983-04-14 1985-04-30 Combustion Engineering, Inc. Mechanical tube plub
US4685205A (en) * 1985-08-26 1987-08-11 Foster Wheeler Development Corporation Apparatus for forming an explosively expanded tube-tube sheet joint including a barrier tube
DK594787A (en) * 1986-11-27 1988-05-28 Hoffmann La Roche Lactone degradation product
US4997496A (en) * 1989-06-13 1991-03-05 Hoffmann-La Roche Inc. Explosive and propellant composition and method
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
KR960007161B1 (en) * 1994-03-14 1996-05-29 한국중공업주식회사 Explosive plugging for failure tubes of heat exchangers and the plug for it
US7344610B2 (en) 2003-01-28 2008-03-18 Hodgdon Powder Company, Inc. Sulfur-free propellant compositions
US8967234B2 (en) 2010-11-15 2015-03-03 Saudi Arabian Oil Company Tube plug for a heat exchanger tube
FR3113173B1 (en) * 2020-07-29 2022-07-29 Commissariat Energie Atomique Reactor and Reactor Safety Process in the Event of Core Meltdown
CN115950308A (en) * 2023-02-15 2023-04-11 广州地铁集团有限公司 Air energy expansion rock fracturing system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2212044A (en) * 1939-07-24 1940-08-20 Howard W Stepp Method and apparatus for perforating well casings
GB1046655A (en) * 1963-02-21 1966-10-26 Asahi Chemical Ind Line welding metals by explosives
DE2124530C3 (en) * 1971-05-18 1978-04-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for closing damaged heat exchanger pipes

Also Published As

Publication number Publication date
FR2197154A2 (en) 1974-03-22
JPS4959340A (en) 1974-06-08
FR2197154B2 (en) 1976-04-30
IT1045378B (en) 1980-05-10
JPS5638876B2 (en) 1981-09-09
NL7310151A (en) 1974-02-27
GB1430170A (en) 1976-03-31
DE2241753A1 (en) 1974-02-28
DE2241753B2 (en) 1981-02-26
DE2241753C3 (en) 1982-03-25
CH552186A (en) 1974-07-31
SE409004B (en) 1979-07-23
US3919940A (en) 1975-11-18
ES418161A2 (en) 1976-05-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SIEMENS A.G.

Effective date: 19880531