JPS4818550B1 - - Google Patents

Info

Publication number
JPS4818550B1
JPS4818550B1 JP43041785A JP4178568A JPS4818550B1 JP S4818550 B1 JPS4818550 B1 JP S4818550B1 JP 43041785 A JP43041785 A JP 43041785A JP 4178568 A JP4178568 A JP 4178568A JP S4818550 B1 JPS4818550 B1 JP S4818550B1
Authority
JP
Japan
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.)
Pending
Application number
JP43041785A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP43041785A priority Critical patent/JPS4818550B1/ja
Priority to DE1930601A priority patent/DE1930601C3/de
Priority to US833418A priority patent/US3632976A/en
Priority to GB1227904D priority patent/GB1227904A/en
Priority to FR6920068A priority patent/FR2011093A1/fr
Publication of JPS4818550B1 publication Critical patent/JPS4818550B1/ja
Pending 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/34—Heating of pipes or pipe systems using electric, magnetic or electromagnetic fields, e.g. induction, dielectric or microwave heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Pipeline Systems (AREA)
  • Pipe Accessories (AREA)
  • General Induction Heating (AREA)
  • Resistance Heating (AREA)
JP43041785A 1968-06-17 1968-06-17 Pending JPS4818550B1 (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP43041785A JPS4818550B1 (enrdf_load_stackoverflow) 1968-06-17 1968-06-17
DE1930601A DE1930601C3 (de) 1968-06-17 1969-06-16 Beheizte Vorrichtung zum Transportieren einer Flüssigkeit in einer Rohrleitung
US833418A US3632976A (en) 1968-06-17 1969-06-16 Differential and/or discontinuous heating along pipelines by heat-generating pipes utilizing skin-effect current
GB1227904D GB1227904A (enrdf_load_stackoverflow) 1968-06-17 1969-06-17
FR6920068A FR2011093A1 (enrdf_load_stackoverflow) 1968-06-17 1969-06-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43041785A JPS4818550B1 (enrdf_load_stackoverflow) 1968-06-17 1968-06-17

Publications (1)

Publication Number Publication Date
JPS4818550B1 true JPS4818550B1 (enrdf_load_stackoverflow) 1973-06-06

Family

ID=12617991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43041785A Pending JPS4818550B1 (enrdf_load_stackoverflow) 1968-06-17 1968-06-17

Country Status (5)

Country Link
US (1) US3632976A (enrdf_load_stackoverflow)
JP (1) JPS4818550B1 (enrdf_load_stackoverflow)
DE (1) DE1930601C3 (enrdf_load_stackoverflow)
FR (1) FR2011093A1 (enrdf_load_stackoverflow)
GB (1) GB1227904A (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1064561A (en) * 1974-11-04 1979-10-16 Paul F. Offermann Method and means for segmentally reducing heat output in heat-tracing pipe
US3983360A (en) * 1974-11-27 1976-09-28 Chevron Research Company Means for sectionally increasing the heat output in a heat-generating pipe
US4142093A (en) * 1976-02-05 1979-02-27 Chevron Research Company Method and means for segmentally reducing heat output in a heat-tracing pipe
US4408117A (en) * 1980-05-28 1983-10-04 Yurkanin Robert M Impedance heating system with skin effect particularly for railroad tank cars
US5073625A (en) * 1983-05-26 1991-12-17 Metcal, Inc. Self-regulating porous heating device
US4717814A (en) * 1983-06-27 1988-01-05 Metcal, Inc. Slotted autoregulating heater
US8453739B2 (en) * 2010-11-19 2013-06-04 Harris Corporation Triaxial linear induction antenna array for increased heavy oil recovery
US8443887B2 (en) 2010-11-19 2013-05-21 Harris Corporation Twinaxial linear induction antenna array for increased heavy oil recovery
CN102506260A (zh) * 2011-11-08 2012-06-20 刘振华 油田气井出口输出管道加热方法
CN107339082B (zh) * 2017-07-28 2019-07-05 大庆科丰石油技术开发有限公司 井口集肤效应电加热装置
WO2022261560A1 (en) * 2021-06-11 2022-12-15 Nvent Services Gmbh System and method for electric heating trace system management

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1480907A (en) * 1922-12-01 1924-01-15 Simplex Electric Heating Compa Heating element for fluid circulatory systems
US1995302A (en) * 1933-11-24 1935-03-26 Goldstein Harold Adjustable heating infusion apparatus
US2954826A (en) * 1957-12-02 1960-10-04 William E Sievers Heated well production string
CH386586A (de) * 1959-11-03 1965-01-15 Z Elektrotepelnych Zarizeni Ze Einrichtung zum induktiven Heizen an einem Stahlband, insbesondere für Wehre und Talsperren
US3293407A (en) * 1962-11-17 1966-12-20 Chisso Corp Apparatus for maintaining liquid being transported in a pipe line at an elevated temperature
FR1403378A (fr) * 1964-07-27 1965-06-18 Electro Trace Corp Système de chauffage de tuyaux
GB1072905A (en) * 1964-11-06 1967-06-21 Deputy Minister Of Ministerul Oil well heaters
US3410977A (en) * 1966-03-28 1968-11-12 Ando Masao Method of and apparatus for heating the surface part of various construction materials

Also Published As

Publication number Publication date
GB1227904A (enrdf_load_stackoverflow) 1971-04-15
DE1930601C3 (de) 1974-05-30
FR2011093A1 (enrdf_load_stackoverflow) 1970-02-27
US3632976A (en) 1972-01-04
DE1930601B2 (de) 1973-10-31
DE1930601A1 (de) 1969-12-18

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