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EP4251850A4 - SHAPED CHARGE ASSEMBLY, EXPLOSIVE UNITS AND METHODS FOR SELECTIVELY EXPANDING A WALL OF A TUBULAR ELEMENT - Google Patents

SHAPED CHARGE ASSEMBLY, EXPLOSIVE UNITS AND METHODS FOR SELECTIVELY EXPANDING A WALL OF A TUBULAR ELEMENT Download PDF

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Publication number
EP4251850A4
EP4251850A4 EP21918064.3A EP21918064A EP4251850A4 EP 4251850 A4 EP4251850 A4 EP 4251850A4 EP 21918064 A EP21918064 A EP 21918064A EP 4251850 A4 EP4251850 A4 EP 4251850A4
Authority
EP
European Patent Office
Prior art keywords
methods
wall
tubular element
shaped charge
charge assembly
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP21918064.3A
Other languages
German (de)
French (fr)
Other versions
EP4251850A2 (en
Inventor
James G. RAIRIGH
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from US17/126,982 external-priority patent/US11480021B2/en
Application filed by Individual filed Critical Individual
Publication of EP4251850A2 publication Critical patent/EP4251850A2/en
Publication of EP4251850A4 publication Critical patent/EP4251850A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
    • E21B43/103—Setting of casings, screens, liners or the like in wells of expandable casings, screens, liners, or the like
    • E21B43/105—Expanding tools specially adapted therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B1/00—Explosive charges characterised by form or shape but not dependent on shape of container
    • F42B1/02—Shaped or hollow charges
    • F42B1/028—Shaped or hollow charges characterised by the form of the liner

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Revetment (AREA)
EP21918064.3A 2020-12-18 2021-12-17 SHAPED CHARGE ASSEMBLY, EXPLOSIVE UNITS AND METHODS FOR SELECTIVELY EXPANDING A WALL OF A TUBULAR ELEMENT Pending EP4251850A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17/126,982 US11480021B2 (en) 2018-08-16 2020-12-18 Shaped charge assembly, explosive units, and methods for selectively expanding wall of a tubular
PCT/US2021/064072 WO2022150175A2 (en) 2020-12-18 2021-12-17 Shaped charge assembly, explosive units, and methods for selectively expanding wall of a tubular

Publications (2)

Publication Number Publication Date
EP4251850A2 EP4251850A2 (en) 2023-10-04
EP4251850A4 true EP4251850A4 (en) 2024-10-16

Family

ID=82358790

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21918064.3A Pending EP4251850A4 (en) 2020-12-18 2021-12-17 SHAPED CHARGE ASSEMBLY, EXPLOSIVE UNITS AND METHODS FOR SELECTIVELY EXPANDING A WALL OF A TUBULAR ELEMENT

Country Status (3)

Country Link
EP (1) EP4251850A4 (en)
CA (1) CA3203289A1 (en)
WO (1) WO2022150175A2 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761384A (en) * 1951-02-26 1956-09-04 William G Sweetman Device for cutting a pipe inside of a well
US4510870A (en) * 1981-07-27 1985-04-16 The United States Of America As Represented By The Secretary Of The Army Charge liner construction and method
US5753850A (en) * 1996-07-01 1998-05-19 Western Atlas International, Inc. Shaped charge for creating large perforations
US20130299194A1 (en) * 2012-05-10 2013-11-14 William T. Bell Shaped charge tubing cutter
US8887609B1 (en) * 2009-02-27 2014-11-18 Christopher R. Cherry Explosive system for destruction of overpacked munitions
US20170191328A1 (en) * 2014-07-10 2017-07-06 Hunting Titan, Inc. Exploding bridge wire detonation wave shaper
WO2020037267A1 (en) * 2018-08-16 2020-02-20 Rairigh James G Shaped charge assembly, explosive units, and methods for selectively expanding wall of a tubular

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2494256A (en) * 1945-09-11 1950-01-10 Gulf Research Development Co Apparatus for perforating well casings and well walls
US8746331B2 (en) * 2011-08-11 2014-06-10 Edward Cannoy Kash Rust resistant well perforating gun with gripping surfaces
NO337162B1 (en) * 2013-03-20 2016-02-01 Hydra Panda As Method, system and application for plugging a well

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761384A (en) * 1951-02-26 1956-09-04 William G Sweetman Device for cutting a pipe inside of a well
US4510870A (en) * 1981-07-27 1985-04-16 The United States Of America As Represented By The Secretary Of The Army Charge liner construction and method
US5753850A (en) * 1996-07-01 1998-05-19 Western Atlas International, Inc. Shaped charge for creating large perforations
US8887609B1 (en) * 2009-02-27 2014-11-18 Christopher R. Cherry Explosive system for destruction of overpacked munitions
US20130299194A1 (en) * 2012-05-10 2013-11-14 William T. Bell Shaped charge tubing cutter
US20170191328A1 (en) * 2014-07-10 2017-07-06 Hunting Titan, Inc. Exploding bridge wire detonation wave shaper
WO2020037267A1 (en) * 2018-08-16 2020-02-20 Rairigh James G Shaped charge assembly, explosive units, and methods for selectively expanding wall of a tubular

Also Published As

Publication number Publication date
WO2022150175A3 (en) 2022-10-27
EP4251850A2 (en) 2023-10-04
WO2022150175A2 (en) 2022-07-14
CA3203289A1 (en) 2022-07-14

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