EA200300909A1 - Способ и устройство для извлечения металлического лома из ствола скважины - Google Patents
Способ и устройство для извлечения металлического лома из ствола скважиныInfo
- Publication number
- EA200300909A1 EA200300909A1 EA200300909A EA200300909A EA200300909A1 EA 200300909 A1 EA200300909 A1 EA 200300909A1 EA 200300909 A EA200300909 A EA 200300909A EA 200300909 A EA200300909 A EA 200300909A EA 200300909 A1 EA200300909 A1 EA 200300909A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- magnetic
- deposition
- zone
- magnetic element
- area
- Prior art date
Links
- 239000002184 metal Substances 0.000 title 1
- 230000008021 deposition Effects 0.000 abstract 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000003923 scrap metal Substances 0.000 abstract 1
- 239000011163 secondary particle Substances 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/06—Fishing for or freeing objects in boreholes or wells using magnetic means
Abstract
Устройство для извлечения металлического лома из ствола скважины включает множество магнитных узлов, расположенных продольно по длине корпуса (10) инструмента. Каждый магнитный узел имеет магнитный элемент (42), который образует первичную зону (70) осаждения буровой мелочью. Каждый магнитный элемент защищен защитным устройством магнита. Вторичная зона осаждения буровой мелочи образована между магнитным узлом и устройством защиты магнита смежного магнитного элемента для использования остаточной магнитной силы, создаваемой магнитными элементами. При этом вторичная зона осаждения частиц занимает площадь, по меньшей мере в два раза меньшую, чем площадь первичных зон осаждения.Международная заявка была опубликована вместе с отчетом о международном поиске.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/827,116 US6491117B2 (en) | 1999-10-21 | 2001-04-05 | Apparatus for retrieving metal debris from a well bore |
PCT/US2001/019268 WO2002081859A1 (en) | 2001-04-05 | 2001-06-15 | An apparatus for retrieving metal debris from a well bore |
Publications (2)
Publication Number | Publication Date |
---|---|
EA200300909A1 true EA200300909A1 (ru) | 2004-06-24 |
EA005509B1 EA005509B1 (ru) | 2005-02-24 |
Family
ID=25248345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA200300909A EA005509B1 (ru) | 2001-04-05 | 2001-06-15 | Способ и устройство для извлечения металлического лома из ствола скважины |
Country Status (11)
Country | Link |
---|---|
US (1) | US6491117B2 (ru) |
EP (1) | EP1373676B1 (ru) |
AT (1) | ATE338879T1 (ru) |
BR (1) | BR0115056A (ru) |
CA (1) | CA2426258C (ru) |
DE (1) | DE60122936T2 (ru) |
DK (1) | DK1373676T3 (ru) |
EA (1) | EA005509B1 (ru) |
MX (1) | MXPA03007544A (ru) |
NO (1) | NO321376B1 (ru) |
WO (1) | WO2002081859A1 (ru) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9912666D0 (en) * | 1999-05-29 | 1999-07-28 | Specialised Petroleum Serv Ltd | Magnetic well cleaning apparatus |
US7137449B2 (en) | 2004-06-10 | 2006-11-21 | M-I L.L.C. | Magnet arrangement and method for use on a downhole tool |
US7219724B2 (en) * | 2004-07-15 | 2007-05-22 | Bilco Tools, Inc. | Downhole magnetic retrieval tool |
US7357183B2 (en) * | 2005-09-09 | 2008-04-15 | Venturi Oil Tools | Magnetic fishing tool and method |
US20070261855A1 (en) * | 2006-05-12 | 2007-11-15 | Travis Brunet | Wellbore cleaning tool system and method of use |
NO327278B1 (no) * | 2007-06-26 | 2009-06-02 | Mi Swaco Norge As | Anordning ved magnetfeste i et nedihulls renseverktoy |
US7753114B1 (en) | 2008-05-01 | 2010-07-13 | Penisson Dennis J | Magnetic wellbore cleaning tool |
GB0812955D0 (en) | 2008-07-16 | 2008-08-20 | Specialised Petroleum Serv Ltd | Improved downhole tool |
US8336626B2 (en) * | 2010-05-18 | 2012-12-25 | Baker Hughes Incorporated | Downhole magnetic retrieval devices with fixed magnetic arrays |
US8353349B2 (en) * | 2010-05-18 | 2013-01-15 | Baker Hughes Incorporated | Retaining and isolating mechanisms for magnets in a magnetic cleaning tool |
DE102012107147A1 (de) | 2012-08-03 | 2014-02-20 | Karl Storz Gmbh & Co. Kg | Medizinisches Werkzeug |
CA3015472C (en) | 2013-11-05 | 2021-08-10 | Weatherford Technology Holdings, Llc | Magnetic retrieval apparatus |
US9422781B1 (en) * | 2014-10-23 | 2016-08-23 | Lone Star Magnetics, LLC | Magnetic tool and method |
US11225851B2 (en) | 2020-05-26 | 2022-01-18 | Weatherford Technology Holdings, Llc | Debris collection tool |
US11480032B2 (en) * | 2020-03-02 | 2022-10-25 | Weatherford Technology Holdings, Llc | Debris collection tool |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2965406A (en) * | 1960-12-20 | Magnetic drill joint | ||
GB1235656A (en) * | 1969-01-22 | 1971-06-16 | William Mayall | Improvements in or relating to earth drilling apparatus |
US5052491A (en) * | 1989-12-22 | 1991-10-01 | Mecca Incorporated Of Wyoming | Oil tool and method for controlling paraffin deposits in oil flow lines and downhole strings |
-
2001
- 2001-04-05 US US09/827,116 patent/US6491117B2/en not_active Expired - Lifetime
- 2001-06-15 AT AT01948400T patent/ATE338879T1/de not_active IP Right Cessation
- 2001-06-15 EP EP01948400A patent/EP1373676B1/en not_active Expired - Lifetime
- 2001-06-15 WO PCT/US2001/019268 patent/WO2002081859A1/en active IP Right Grant
- 2001-06-15 BR BR0115056-1A patent/BR0115056A/pt not_active IP Right Cessation
- 2001-06-15 EA EA200300909A patent/EA005509B1/ru not_active IP Right Cessation
- 2001-06-15 DE DE60122936T patent/DE60122936T2/de not_active Expired - Lifetime
- 2001-06-15 MX MXPA03007544A patent/MXPA03007544A/es active IP Right Grant
- 2001-06-15 CA CA2426258A patent/CA2426258C/en not_active Expired - Fee Related
- 2001-06-15 DK DK01948400T patent/DK1373676T3/da active
-
2003
- 2003-09-09 NO NO20033989A patent/NO321376B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR0115056A (pt) | 2003-11-04 |
ATE338879T1 (de) | 2006-09-15 |
MXPA03007544A (es) | 2003-12-04 |
CA2426258A1 (en) | 2002-10-17 |
DK1373676T3 (da) | 2006-12-11 |
WO2002081859A1 (en) | 2002-10-17 |
DE60122936D1 (de) | 2006-10-19 |
NO321376B1 (no) | 2006-05-02 |
EP1373676A4 (en) | 2005-05-04 |
CA2426258C (en) | 2007-09-11 |
NO20033989D0 (no) | 2003-09-09 |
EP1373676A1 (en) | 2004-01-02 |
EP1373676B1 (en) | 2006-09-06 |
EA005509B1 (ru) | 2005-02-24 |
US20020057151A1 (en) | 2002-05-16 |
US6491117B2 (en) | 2002-12-10 |
DE60122936T2 (de) | 2007-06-06 |
NO20033989L (no) | 2003-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG MD TJ TM RU |