GB1260316A - Tubular heating elements and magnesia insulation therefor and method of production - Google Patents

Tubular heating elements and magnesia insulation therefor and method of production

Info

Publication number
GB1260316A
GB1260316A GB1854/69A GB185469A GB1260316A GB 1260316 A GB1260316 A GB 1260316A GB 1854/69 A GB1854/69 A GB 1854/69A GB 185469 A GB185469 A GB 185469A GB 1260316 A GB1260316 A GB 1260316A
Authority
GB
United Kingdom
Prior art keywords
boron nitride
additive
mixture
heating elements
tubular heating
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
GB1854/69A
Other languages
English (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1260316A publication Critical patent/GB1260316A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49087—Resistor making with envelope or housing
    • Y10T29/49089—Filling with powdered insulation

Landscapes

  • Resistance Heating (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Insulating Materials (AREA)
GB1854/69A 1968-02-01 1969-01-13 Tubular heating elements and magnesia insulation therefor and method of production Expired GB1260316A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70247468A 1968-02-01 1968-02-01

Publications (1)

Publication Number Publication Date
GB1260316A true GB1260316A (en) 1972-01-12

Family

ID=24821361

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1854/69A Expired GB1260316A (en) 1968-02-01 1969-01-13 Tubular heating elements and magnesia insulation therefor and method of production

Country Status (6)

Country Link
US (1) US3477058A (https=)
JP (1) JPS49301B1 (https=)
DE (1) DE1904873B2 (https=)
FR (1) FR2001103A1 (https=)
GB (1) GB1260316A (https=)
SE (1) SE347598B (https=)

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US3622755A (en) * 1969-03-21 1971-11-23 Gen Electric Tubular heating elements and magnesia insulation therefor and method of production
DE1921789C3 (de) * 1969-04-29 1975-02-20 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Rohrfüllungen für elektrische Heizkörper
US3658587A (en) * 1970-01-02 1972-04-25 Allegheny Ludlum Steel Electrical insulation coating saturated with magnesium and/or calcium ions
US3678435A (en) * 1970-11-09 1972-07-18 Allis Chalmers Mfg Co Electrical resistor
US3761859A (en) * 1971-07-27 1973-09-25 Philips Corp Heating element having a high heating current
DE2525441C3 (de) * 1975-06-07 1981-04-16 Dynamit Nobel Ag, 5210 Troisdorf Elektrisch isolierende Füllung für einen elektrischen Rohrheizkörper
JPS5227598A (en) * 1975-08-28 1977-03-01 Hitachi Heating Appliance Co Ltd Carged material for a heating unit
US4234786A (en) * 1979-02-12 1980-11-18 General Electric Company Magnesia insulated heating elements and method of making the same
WO1982004171A1 (fr) * 1981-05-18 1982-11-25 Naruo Noboru Element chauffant blinde et procede de fabrication de celui-ci
WO1982004172A1 (fr) * 1981-05-19 1982-11-25 Naruo Noboru Element chauffant blinde
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US6698515B2 (en) * 2000-04-24 2004-03-02 Shell Oil Company In situ thermal processing of a coal formation using a relatively slow heating rate
EA200201127A1 (ru) * 2000-04-24 2003-06-26 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Извлечение углеводородов на месте залегания из керогенсодержащей формации
US20030085034A1 (en) * 2000-04-24 2003-05-08 Wellington Scott Lee In situ thermal processing of a coal formation to produce pyrolsis products
US6715546B2 (en) * 2000-04-24 2004-04-06 Shell Oil Company In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore
US6981548B2 (en) 2001-04-24 2006-01-03 Shell Oil Company In situ thermal recovery from a relatively permeable formation
CN100545415C (zh) 2001-04-24 2009-09-30 国际壳牌研究有限公司 现场处理含烃地层的方法
US6877555B2 (en) 2001-04-24 2005-04-12 Shell Oil Company In situ thermal processing of an oil shale formation while inhibiting coking
WO2002086029A2 (en) * 2001-04-24 2002-10-31 Shell Oil Company In situ recovery from a relatively low permeability formation containing heavy hydrocarbons
US7165615B2 (en) 2001-10-24 2007-01-23 Shell Oil Company In situ recovery from a hydrocarbon containing formation using conductor-in-conduit heat sources with an electrically conductive material in the overburden
US7090013B2 (en) 2001-10-24 2006-08-15 Shell Oil Company In situ thermal processing of a hydrocarbon containing formation to produce heated fluids
US6969123B2 (en) 2001-10-24 2005-11-29 Shell Oil Company Upgrading and mining of coal
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US7104319B2 (en) 2001-10-24 2006-09-12 Shell Oil Company In situ thermal processing of a heavy oil diatomite formation
US7077199B2 (en) 2001-10-24 2006-07-18 Shell Oil Company In situ thermal processing of an oil reservoir formation
US7121341B2 (en) 2002-10-24 2006-10-17 Shell Oil Company Conductor-in-conduit temperature limited heaters
CA2524689C (en) 2003-04-24 2012-05-22 Shell Canada Limited Thermal processes for subsurface formations
CA2563583C (en) 2004-04-23 2013-06-18 Shell Internationale Research Maatschappij B.V. Temperature limited heaters used to heat subsurface formations
US8070840B2 (en) 2005-04-22 2011-12-06 Shell Oil Company Treatment of gas from an in situ conversion process
KR101434259B1 (ko) 2005-10-24 2014-08-27 쉘 인터내셔날 리써취 마트샤피지 비.브이. 탄화수소 함유 지층을 처리하기 위한 병합 발생 시스템 및방법
EP2010754A4 (en) 2006-04-21 2016-02-24 Shell Int Research ADJUSTING ALLOY COMPOSITIONS FOR SELECTED CHARACTERISTICS IN TEMPERATURE-LIMITED HEATERS
CA2665865C (en) 2006-10-20 2015-06-16 Shell Internationale Research Maatschappij B.V. Heating hydrocarbon containing formations in a spiral startup staged sequence
CN101680287B (zh) 2007-04-20 2013-12-18 国际壳牌研究有限公司 用于地下地层的加热系统和用于加热地下地层的方法
JP5379804B2 (ja) 2007-10-19 2013-12-25 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ 炭化水素含有層の処理用熱源の不規則な間隔
EP2262978A1 (en) 2008-04-18 2010-12-22 Shell Internationale Research Maatschappij B.V. Using mines and tunnels for treating subsurface hydrocarbon containing formations
AU2009303608B2 (en) 2008-10-13 2013-11-14 Shell Internationale Research Maatschappij B.V. Using self-regulating nuclear reactors in treating a subsurface formation
US8448707B2 (en) 2009-04-10 2013-05-28 Shell Oil Company Non-conducting heater casings
US8816203B2 (en) 2009-10-09 2014-08-26 Shell Oil Company Compacted coupling joint for coupling insulated conductors
US8356935B2 (en) * 2009-10-09 2013-01-22 Shell Oil Company Methods for assessing a temperature in a subsurface formation
US9466896B2 (en) * 2009-10-09 2016-10-11 Shell Oil Company Parallelogram coupling joint for coupling insulated conductors
US8631866B2 (en) 2010-04-09 2014-01-21 Shell Oil Company Leak detection in circulated fluid systems for heating subsurface formations
US8939207B2 (en) 2010-04-09 2015-01-27 Shell Oil Company Insulated conductor heaters with semiconductor layers
US8820406B2 (en) 2010-04-09 2014-09-02 Shell Oil Company Electrodes for electrical current flow heating of subsurface formations with conductive material in wellbore
US8502120B2 (en) 2010-04-09 2013-08-06 Shell Oil Company Insulating blocks and methods for installation in insulated conductor heaters
US8701769B2 (en) 2010-04-09 2014-04-22 Shell Oil Company Methods for treating hydrocarbon formations based on geology
US9127523B2 (en) 2010-04-09 2015-09-08 Shell Oil Company Barrier methods for use in subsurface hydrocarbon formations
US8943686B2 (en) 2010-10-08 2015-02-03 Shell Oil Company Compaction of electrical insulation for joining insulated conductors
US8586867B2 (en) 2010-10-08 2013-11-19 Shell Oil Company End termination for three-phase insulated conductors
US8857051B2 (en) 2010-10-08 2014-10-14 Shell Oil Company System and method for coupling lead-in conductor to insulated conductor
RU2587459C2 (ru) 2011-04-08 2016-06-20 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Системы для соединения изолированных проводников
US9016370B2 (en) 2011-04-08 2015-04-28 Shell Oil Company Partial solution mining of hydrocarbon containing layers prior to in situ heat treatment
WO2013001883A1 (ja) * 2011-06-29 2013-01-03 ボッシュ株式会社 セラミックスヒータ型グロープラグ
CN104011327B (zh) 2011-10-07 2016-12-14 国际壳牌研究有限公司 利用地下地层中的绝缘导线的介电性能来确定绝缘导线的性能
JO3141B1 (ar) 2011-10-07 2017-09-20 Shell Int Research الوصلات المتكاملة للموصلات المعزولة
JO3139B1 (ar) 2011-10-07 2017-09-20 Shell Int Research تشكيل موصلات معزولة باستخدام خطوة اختزال أخيرة بعد المعالجة الحرارية.
CA2850741A1 (en) 2011-10-07 2013-04-11 Manuel Alberto GONZALEZ Thermal expansion accommodation for circulated fluid systems used to heat subsurface formations
WO2013112133A1 (en) 2012-01-23 2013-08-01 Genie Ip B.V. Heater pattern for in situ thermal processing of a subsurface hydrocarbon containing formation
WO2014061069A1 (ja) * 2012-10-19 2014-04-24 株式会社岡崎製作所 極低温用測温抵抗体素子
CN108219508B (zh) * 2018-02-07 2021-03-30 大石桥市美尔镁制品有限公司 一种防潮材料及其制备方法和应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2280517A (en) * 1942-04-21 Electrical insulation of modified
US3201738A (en) * 1962-11-30 1965-08-17 Gen Electric Electrical heating element and insulation therefor

Also Published As

Publication number Publication date
US3477058A (en) 1969-11-04
JPS49301B1 (https=) 1974-01-07
FR2001103A1 (https=) 1969-09-26
DE1904873B2 (de) 1980-01-31
DE1904873A1 (de) 1969-09-11
SE347598B (https=) 1972-08-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee