CA2264354A1 - Electrical heater - Google Patents

Electrical heater Download PDF

Info

Publication number
CA2264354A1
CA2264354A1 CA 2264354 CA2264354A CA2264354A1 CA 2264354 A1 CA2264354 A1 CA 2264354A1 CA 2264354 CA2264354 CA 2264354 CA 2264354 A CA2264354 A CA 2264354A CA 2264354 A1 CA2264354 A1 CA 2264354A1
Authority
CA
Canada
Prior art keywords
electrical heater
heating element
element configuration
annular heating
heater
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.)
Granted
Application number
CA 2264354
Other languages
French (fr)
Other versions
CA2264354C (en
Inventor
Lawrence James Bielamowicz
Eric De Rouffignac
Harold J. Vinegar
Scott Lee Wellington
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.)
Shell Canada Ltd
Original Assignee
Shell Canada 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 Shell Canada Ltd filed Critical Shell Canada Ltd
Publication of CA2264354A1 publication Critical patent/CA2264354A1/en
Application granted granted Critical
Publication of CA2264354C publication Critical patent/CA2264354C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B36/00—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
    • E21B36/04—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using electrical heaters

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)
  • Resistance Heating (AREA)
  • Road Paving Structures (AREA)

Abstract

A heater is disclosed which comprises an electrical insulating material surrounding an annular heating element configuration; wherein there is no casing surrounding an annular heating element configuration.
CA 2264354 1998-03-06 1999-03-04 Electrical heater Expired - Fee Related CA2264354C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US7702298P 1998-03-06 1998-03-06
US7716098P 1998-03-06 1998-03-06
US60/077022 1998-03-06
US60/077160 1998-03-06

Publications (2)

Publication Number Publication Date
CA2264354A1 true CA2264354A1 (en) 1999-09-06
CA2264354C CA2264354C (en) 2007-11-06

Family

ID=26758783

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2264354 Expired - Fee Related CA2264354C (en) 1998-03-06 1999-03-04 Electrical heater

Country Status (7)

Country Link
EP (1) EP0940558B1 (en)
CN (1) CN1232718C (en)
AU (1) AU746983B2 (en)
CA (1) CA2264354C (en)
DE (1) DE69923247T2 (en)
JO (1) JO2077B1 (en)
MA (1) MA24902A1 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ522209A (en) * 2000-04-24 2004-04-30 Shell Int Research A method for treating a hydrocarbon containing formation in-situ by pyrolysing hydrocarbons present in the formation in the presence of hydrogen at a partial pressure of at least 0.1 bar and at most 50 bar
WO2001081240A2 (en) 2000-04-24 2001-11-01 Shell Internationale Research Maatschappij B.V. In-situ heating of coal formation to produce fluid
US7051811B2 (en) 2001-04-24 2006-05-30 Shell Oil Company In situ thermal processing through an open wellbore in an oil shale formation
WO2003036037A2 (en) * 2001-10-24 2003-05-01 Shell Internationale Research Maatschappij B.V. Installation and use of removable heaters in a hydrocarbon containing formation
NZ567052A (en) 2003-04-24 2009-11-27 Shell Int Research Thermal process for subsurface formations
CA2579496A1 (en) 2004-04-23 2005-11-03 Shell Internationale Research Maatschappij B.V. Subsurface electrical heaters using nitride insulation
US7568526B2 (en) * 2004-07-29 2009-08-04 Tyco Thermal Controls Llc Subterranean electro-thermal heating system and method
ATE435964T1 (en) * 2005-04-22 2009-07-15 Shell Int Research IN-SITU CONVERSION PROCESS USING A CIRCUIT HEATING SYSTEM
US7986869B2 (en) 2005-04-22 2011-07-26 Shell Oil Company Varying properties along lengths of temperature limited heaters
GB2451311A (en) 2005-10-24 2009-01-28 Shell Int Research Systems,methods and processes for use in treating subsurface formations
EP2010754A4 (en) 2006-04-21 2016-02-24 Shell Int Research Adjusting alloy compositions for selected properties in temperature limited heaters
US7540324B2 (en) 2006-10-20 2009-06-02 Shell Oil Company Heating hydrocarbon containing formations in a checkerboard pattern staged process
WO2008131182A1 (en) 2007-04-20 2008-10-30 Shell Oil Company Controlling and assessing pressure conditions during treatment of tar sands formations
EP2198118A1 (en) 2007-10-19 2010-06-23 Shell Internationale Research Maatschappij B.V. Irregular spacing of heat sources for treating hydrocarbon containing formations
CA2718767C (en) 2008-04-18 2016-09-06 Shell Internationale Research Maatschappij B.V. Using mines and tunnels for treating subsurface hydrocarbon containing formations
US20100101783A1 (en) 2008-10-13 2010-04-29 Vinegar Harold J Using self-regulating nuclear reactors in treating a subsurface formation
WO2010118315A1 (en) 2009-04-10 2010-10-14 Shell Oil Company Treatment methodologies for subsurface hydrocarbon containing formations
CN102725803B (en) * 2009-10-09 2015-06-17 国际壳牌研究有限公司 Compacted coupling joint for coupling insulated conductors and coupling method
US8875788B2 (en) 2010-04-09 2014-11-04 Shell Oil Company Low temperature inductive heating of subsurface formations
US8631866B2 (en) 2010-04-09 2014-01-21 Shell Oil Company Leak detection in circulated fluid systems for heating subsurface formations
US9127523B2 (en) 2010-04-09 2015-09-08 Shell Oil Company Barrier methods for use in subsurface hydrocarbon formations
US8701768B2 (en) 2010-04-09 2014-04-22 Shell Oil Company Methods for treating hydrocarbon formations
US9016370B2 (en) 2011-04-08 2015-04-28 Shell Oil Company Partial solution mining of hydrocarbon containing layers prior to in situ heat treatment
US9309755B2 (en) 2011-10-07 2016-04-12 Shell Oil Company Thermal expansion accommodation for circulated fluid systems used to heat subsurface formations
CN104684120A (en) * 2015-01-11 2015-06-03 淄博蜀东有机玻璃有限公司 Nanometer heating sheet
CN105010002A (en) * 2015-07-10 2015-11-04 重庆天开园林股份有限公司 Heating device and method
CN106761636B (en) * 2016-12-03 2023-05-05 吉林大学 Vortex heater for deep oil shale in-situ exploitation
CN110863808B (en) * 2019-11-21 2021-09-07 西南石油大学 Thickened oil exploitation method for enhancing water drive efficiency through electric heating
MX2022007448A (en) * 2020-01-17 2022-06-27 Halliburton Energy Services Inc Voltage to accelerate/decelerate expandable metal.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2208087A (en) * 1939-11-06 1940-07-16 Carlton J Somers Electric heater
US2350429A (en) * 1941-05-17 1944-06-06 Donald F Troupe Electrohydrothermic oil-well processor
US2362680A (en) * 1941-05-17 1944-11-14 Donald F Troupe Electrothermic oil well processor
US2500513A (en) * 1946-03-22 1950-03-14 Hyman D Bowman Well heater
US5065818A (en) * 1991-01-07 1991-11-19 Shell Oil Company Subterranean heaters

Also Published As

Publication number Publication date
EP0940558B1 (en) 2005-01-19
AU1857399A (en) 1999-09-23
DE69923247T2 (en) 2006-01-12
JO2077B1 (en) 2000-05-21
MA24902A1 (en) 2000-04-01
CN1236858A (en) 1999-12-01
CA2264354C (en) 2007-11-06
EP0940558A1 (en) 1999-09-08
DE69923247D1 (en) 2005-02-24
AU746983B2 (en) 2002-05-09
CN1232718C (en) 2005-12-21

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20190304