GB201304801D0 - Downhole apparatus - Google Patents

Downhole apparatus

Info

Publication number
GB201304801D0
GB201304801D0 GBGB1304801.2A GB201304801A GB201304801D0 GB 201304801 D0 GB201304801 D0 GB 201304801D0 GB 201304801 A GB201304801 A GB 201304801A GB 201304801 D0 GB201304801 D0 GB 201304801D0
Authority
GB
United Kingdom
Prior art keywords
downhole apparatus
downhole
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.)
Ceased
Application number
GBGB1304801.2A
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.)
Petrowell Ltd
Original Assignee
Petrowell Ltd
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 Petrowell Ltd filed Critical Petrowell Ltd
Priority to GBGB1304801.2A priority Critical patent/GB201304801D0/en
Publication of GB201304801D0 publication Critical patent/GB201304801D0/en
Priority to CA2899863A priority patent/CA2899863C/en
Priority to PCT/GB2014/050790 priority patent/WO2014140612A2/en
Priority to US14/776,785 priority patent/US20160047203A1/en
Priority to EP14713242.7A priority patent/EP2971469A2/en
Priority to RU2015144153A priority patent/RU2668103C2/en
Priority to AU2014229783A priority patent/AU2014229783B2/en
Ceased 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers specially adapted therefor
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
    • 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
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • 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
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E21B43/261—Separate steps of (1) cementing, plugging or consolidating and (2) fracturing or attacking the formation

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Earth Drilling (AREA)
GBGB1304801.2A 2013-03-15 2013-03-15 Downhole apparatus Ceased GB201304801D0 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GBGB1304801.2A GB201304801D0 (en) 2013-03-15 2013-03-15 Downhole apparatus
CA2899863A CA2899863C (en) 2013-03-15 2014-03-14 Downhole system including variable profile section
PCT/GB2014/050790 WO2014140612A2 (en) 2013-03-15 2014-03-14 Downhole apparatus
US14/776,785 US20160047203A1 (en) 2013-03-15 2014-03-14 Downhole Apparatus
EP14713242.7A EP2971469A2 (en) 2013-03-15 2014-03-14 Downhole apparatus
RU2015144153A RU2668103C2 (en) 2013-03-15 2014-03-14 Downhole apparatus and method for well activities (options)
AU2014229783A AU2014229783B2 (en) 2013-03-15 2014-03-14 Downhole apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1304801.2A GB201304801D0 (en) 2013-03-15 2013-03-15 Downhole apparatus

Publications (1)

Publication Number Publication Date
GB201304801D0 true GB201304801D0 (en) 2013-05-01

Family

ID=48226496

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1304801.2A Ceased GB201304801D0 (en) 2013-03-15 2013-03-15 Downhole apparatus

Country Status (7)

Country Link
US (1) US20160047203A1 (en)
EP (1) EP2971469A2 (en)
AU (1) AU2014229783B2 (en)
CA (1) CA2899863C (en)
GB (1) GB201304801D0 (en)
RU (1) RU2668103C2 (en)
WO (1) WO2014140612A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO342718B1 (en) * 2014-08-19 2018-07-30 Frac Tech As Valve system for a production pipe in a well
CA2928648A1 (en) 2015-05-04 2016-11-04 Weatherford Technology Holdings, Llc Dual sleeve stimulation tool
US11160647B2 (en) 2016-04-20 2021-11-02 Boston Scientific Scimed, Inc. Implants and methods for treatments of pelvic conditions
US10584556B2 (en) 2016-12-06 2020-03-10 Saudi Arabian Oil Company Thru-tubing subsurface completion unit employing detachable anchoring seals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333530A (en) * 1976-08-16 1982-06-08 Armstrong Ernest E Method and apparatus for cementing a casing
US4880058A (en) * 1988-05-16 1989-11-14 Lindsey Completion Systems, Inc. Stage cementing valve
SU1745896A1 (en) * 1990-07-16 1992-07-07 Азербайджанский государственный научно-исследовательский и проектный институт нефтяной промышленности Well cementing device
RU2083806C1 (en) * 1994-12-28 1997-07-10 Татарский Государственный Научно-Исследовательский И Проектный Институт Нефтяной Промышленности Well completion method
CN101096906A (en) * 2002-10-02 2008-01-02 贝克休斯公司 Cement through side pocket mandrel
GB2414492B (en) * 2004-05-26 2008-03-05 U W G Ltd Apparatus and method
US7387165B2 (en) * 2004-12-14 2008-06-17 Schlumberger Technology Corporation System for completing multiple well intervals
US7637317B1 (en) * 2006-10-06 2009-12-29 Alfred Lara Hernandez Frac gate and well completion methods
US7681645B2 (en) * 2007-03-01 2010-03-23 Bj Services Company System and method for stimulating multiple production zones in a wellbore
US8201634B2 (en) * 2009-05-20 2012-06-19 Baker Hughes Incorporated Subsea cementing plug system with plug launching tool
GB2478995A (en) 2010-03-26 2011-09-28 Colin Smith Sequential tool activation
GB2478998B (en) 2010-03-26 2015-11-18 Petrowell Ltd Mechanical counter
US20140076560A1 (en) * 2011-05-30 2014-03-20 Packers Plus Energy Services Inc. Wellbore cementing tool having one way flow

Also Published As

Publication number Publication date
EP2971469A2 (en) 2016-01-20
AU2014229783B2 (en) 2017-03-30
WO2014140612A3 (en) 2014-12-18
AU2014229783A1 (en) 2015-08-06
WO2014140612A2 (en) 2014-09-18
RU2668103C2 (en) 2018-09-26
RU2015144153A (en) 2017-04-21
US20160047203A1 (en) 2016-02-18
CA2899863C (en) 2017-07-25
CA2899863A1 (en) 2014-09-18

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)