GB2065750B - Chemical cutting apparatus - Google Patents

Chemical cutting apparatus

Info

Publication number
GB2065750B
GB2065750B GB8035911A GB8035911A GB2065750B GB 2065750 B GB2065750 B GB 2065750B GB 8035911 A GB8035911 A GB 8035911A GB 8035911 A GB8035911 A GB 8035911A GB 2065750 B GB2065750 B GB 2065750B
Authority
GB
United Kingdom
Prior art keywords
cutting apparatus
chemical cutting
chemical
cutting
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.)
Expired
Application number
GB8035911A
Other versions
GB2065750A (en
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.)
Weatherford Petco Inc
Original Assignee
Weatherford DMC 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
Priority claimed from US06/105,162 external-priority patent/US4250960A/en
Application filed by Weatherford DMC Inc filed Critical Weatherford DMC Inc
Publication of GB2065750A publication Critical patent/GB2065750A/en
Application granted granted Critical
Publication of GB2065750B publication Critical patent/GB2065750B/en
Expired 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
    • E21B43/11—Perforators; Permeators
    • E21B43/114—Perforators using direct fluid action on the wall to be perforated, e.g. abrasive jets
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/02—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground by explosives or by thermal or chemical means

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8035911A 1979-12-19 1980-11-07 Chemical cutting apparatus Expired GB2065750B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/105,162 US4250960A (en) 1977-04-18 1979-12-19 Chemical cutting apparatus

Publications (2)

Publication Number Publication Date
GB2065750A GB2065750A (en) 1981-07-01
GB2065750B true GB2065750B (en) 1983-06-02

Family

ID=22304385

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8035911A Expired GB2065750B (en) 1979-12-19 1980-11-07 Chemical cutting apparatus

Country Status (3)

Country Link
CA (1) CA1148852A (en)
GB (1) GB2065750B (en)
MX (1) MX159510A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10927627B2 (en) 2019-05-14 2021-02-23 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11204224B2 (en) 2019-05-29 2021-12-21 DynaEnergetics Europe GmbH Reverse burn power charge for a wellbore tool
US11255147B2 (en) 2019-05-14 2022-02-22 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11578549B2 (en) 2019-05-14 2023-02-14 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11753889B1 (en) 2022-07-13 2023-09-12 DynaEnergetics Europe GmbH Gas driven wireline release tool
US11808093B2 (en) 2018-07-17 2023-11-07 DynaEnergetics Europe GmbH Oriented perforating system
US11946728B2 (en) 2019-12-10 2024-04-02 DynaEnergetics Europe GmbH Initiator head with circuit board
US12000267B2 (en) 2021-09-24 2024-06-04 DynaEnergetics Europe GmbH Communication and location system for an autonomous frack system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7284612B2 (en) 2000-03-02 2007-10-23 Schlumberger Technology Corporation Controlling transient pressure conditions in a wellbore
US10724320B2 (en) 2014-10-31 2020-07-28 Schlumberger Technology Corporation Non-explosive downhole perforating and cutting tools
GB201503608D0 (en) * 2015-03-03 2015-04-15 Spex Services Ltd Improved tool
US10807189B2 (en) 2016-09-26 2020-10-20 Schlumberger Technology Corporation System and methodology for welding
US10781676B2 (en) 2017-12-14 2020-09-22 Schlumberger Technology Corporation Thermal cutter
US11346184B2 (en) 2018-07-31 2022-05-31 Schlumberger Technology Corporation Delayed drop assembly

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11808093B2 (en) 2018-07-17 2023-11-07 DynaEnergetics Europe GmbH Oriented perforating system
US10927627B2 (en) 2019-05-14 2021-02-23 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11255147B2 (en) 2019-05-14 2022-02-22 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11578549B2 (en) 2019-05-14 2023-02-14 DynaEnergetics Europe GmbH Single use setting tool for actuating a tool in a wellbore
US11204224B2 (en) 2019-05-29 2021-12-21 DynaEnergetics Europe GmbH Reverse burn power charge for a wellbore tool
US11946728B2 (en) 2019-12-10 2024-04-02 DynaEnergetics Europe GmbH Initiator head with circuit board
US12000267B2 (en) 2021-09-24 2024-06-04 DynaEnergetics Europe GmbH Communication and location system for an autonomous frack system
US11753889B1 (en) 2022-07-13 2023-09-12 DynaEnergetics Europe GmbH Gas driven wireline release tool

Also Published As

Publication number Publication date
CA1148852A (en) 1983-06-28
GB2065750A (en) 1981-07-01
MX159510A (en) 1989-06-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921107