BR112017005734A2 - método - Google Patents

método

Info

Publication number
BR112017005734A2
BR112017005734A2 BR112017005734A BR112017005734A BR112017005734A2 BR 112017005734 A2 BR112017005734 A2 BR 112017005734A2 BR 112017005734 A BR112017005734 A BR 112017005734A BR 112017005734 A BR112017005734 A BR 112017005734A BR 112017005734 A2 BR112017005734 A2 BR 112017005734A2
Authority
BR
Brazil
Prior art keywords
iron
well
electrolyte
containing coating
cathode
Prior art date
Application number
BR112017005734A
Other languages
English (en)
Other versions
BR112017005734B1 (pt
Inventor
Bjørgum Astrid
Grimsbo Gjermund
Fathi Marcus
Viggo Hemmingsen Pål
Wenn Torgeir
Original Assignee
Statoil Petroleum As
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 Statoil Petroleum As filed Critical Statoil Petroleum As
Publication of BR112017005734A2 publication Critical patent/BR112017005734A2/pt
Publication of BR112017005734B1 publication Critical patent/BR112017005734B1/pt

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
    • 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
    • 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
    • E21B33/12—Packers; Plugs
    • 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

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Geophysics (AREA)
  • Primary Cells (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Semiconductor Lasers (AREA)

Abstract

é provido um método para remover revestimento contendo ferro de um poço, compreendendo prover um catodo no dito poço, em que o dito catodo é conectado ao polo negativo de uma fonte de alimentação; conectar dito revestimento contendo ferro ao polo positivo da dita fonte de alimentação; injetar um eletrólito no dito poço, em que o dito eletrólito contata dito revestimento contendo ferro e dito catodo; aplicar uma corrente de modo que o ferro no dito revestimento contendo ferro seja oxidado a cátions de ferro; permitir que os ditos cátions de ferro dissolvam-se no dito eletrólito; e remover dito eletrólito do dito poço. são também providos um sistema para remover revestimento contendo ferro de um poço, um método para monitorar a remoção de um revestimento contendo ferro de um poço, e um método para tamponamento e abandono de um poço.
BR112017005734-4A 2014-09-22 2015-09-17 Método e sistema para remover revestimento contendo ferro de um poço, e método para monitorar a remoção de um revestimento contendo ferro de um poço BR112017005734B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1416675.5 2014-09-22
GB1416675.5A GB2531503B (en) 2014-09-22 2014-09-22 Method
PCT/NO2015/050165 WO2016048157A1 (en) 2014-09-22 2015-09-17 Method

Publications (2)

Publication Number Publication Date
BR112017005734A2 true BR112017005734A2 (pt) 2018-01-30
BR112017005734B1 BR112017005734B1 (pt) 2022-05-10

Family

ID=51869255

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017005734-4A BR112017005734B1 (pt) 2014-09-22 2015-09-17 Método e sistema para remover revestimento contendo ferro de um poço, e método para monitorar a remoção de um revestimento contendo ferro de um poço

Country Status (7)

Country Link
US (1) US10443333B2 (pt)
BR (1) BR112017005734B1 (pt)
CA (1) CA2961992C (pt)
GB (1) GB2531503B (pt)
MX (1) MX2017003763A (pt)
NO (1) NO20170655A1 (pt)
WO (1) WO2016048157A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11193345B2 (en) 2016-09-29 2021-12-07 Innovation Energy As Downhole tool
NO342501B1 (en) * 2016-09-29 2018-06-04 Innovation Energy As Downhole tool for removing sections of metal tubing, and modular downhole tool for insertion in a wellbore.
US11506027B1 (en) * 2020-12-02 2022-11-22 Streamline Innovations, Inc. Well-bore energy storage unit

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2152306A (en) * 1936-09-30 1939-03-28 Dow Chemical Co Method of removing metal obstructions from wells
US2261292A (en) * 1939-07-25 1941-11-04 Standard Oil Dev Co Method for completing oil wells
US2283563A (en) * 1940-01-19 1942-05-19 Dow Chemical Co Treatment of wells
US3489211A (en) * 1967-09-18 1970-01-13 Lamphere Jean K Method and apparatus for parting subsurface well casing from floating drilling vessels
US4071278A (en) * 1975-01-27 1978-01-31 Carpenter Neil L Leaching methods and apparatus
US4144936A (en) * 1977-06-16 1979-03-20 Smith International, Inc. Down hole milling or grinding system
US4652054A (en) * 1985-04-16 1987-03-24 Intermountain Research & Development Corporation Solution mining of trona or nahcolite ore with electrodialytically-produced aqueous sodium hydroxide
US4887668A (en) * 1986-01-06 1989-12-19 Tri-State Oil Tool Industries, Inc. Cutting tool for cutting well casing
RU2227201C2 (ru) 2002-03-18 2004-04-20 Николаев Николай Михайлович Способ разрушения участка трубы в скважине и устройство для его осуществления
US7640983B2 (en) * 2007-07-12 2010-01-05 Schlumberger Technology Corporation Method to cement a perforated casing
US20090184056A1 (en) 2008-01-23 2009-07-23 Smith Kevin W Method of removing dissolved iron in aqueous systems
RU2370625C1 (ru) 2008-01-29 2009-10-20 Закрытое акционерное общество "Октопус" Способ разрушения участка металлической трубы в скважине (варианты)
DK200801617A (en) 2008-11-19 2010-05-20 Maersk Olie & Gas Downhole equipment removal system
RU2396416C1 (ru) 2009-07-28 2010-08-10 Вячеслав Данилович Ковалёв Установка для разрушения колонны скважины
US9068447B2 (en) * 2010-07-22 2015-06-30 Exxonmobil Upstream Research Company Methods for stimulating multi-zone wells
US8960291B2 (en) * 2012-03-21 2015-02-24 Harris Corporation Method for forming a hydrocarbon resource RF radiator
GB2507042B (en) * 2012-10-16 2018-07-11 Schlumberger Holdings Electrochemical hydrogen sensor

Also Published As

Publication number Publication date
BR112017005734B1 (pt) 2022-05-10
CA2961992C (en) 2023-01-03
CA2961992A1 (en) 2016-03-31
GB2531503B (en) 2017-05-17
NO20170655A1 (en) 2017-04-20
GB201416675D0 (en) 2014-11-05
GB2531503A (en) 2016-04-27
MX2017003763A (es) 2017-06-30
US10443333B2 (en) 2019-10-15
WO2016048157A1 (en) 2016-03-31
US20170241225A1 (en) 2017-08-24

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: EQUINOR ENERGY AS (NO)

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 17/09/2015, OBSERVADAS AS CONDICOES LEGAIS