FI82510C - Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90 - Google Patents

Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90 Download PDF

Info

Publication number
FI82510C
FI82510C FI891233A FI891233A FI82510C FI 82510 C FI82510 C FI 82510C FI 891233 A FI891233 A FI 891233A FI 891233 A FI891233 A FI 891233A FI 82510 C FI82510 C FI 82510C
Authority
FI
Finland
Prior art keywords
pipe
wall
tube
duct
heater
Prior art date
Application number
FI891233A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI891233A0 (fi
FI82510B (fi
Inventor
Urpo Vainio
Original Assignee
Urpo Vainio Oy
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 Urpo Vainio Oy filed Critical Urpo Vainio Oy
Priority to FI891233A priority Critical patent/FI82510C/fi
Publication of FI891233A0 publication Critical patent/FI891233A0/fi
Priority to PCT/FI1990/000068 priority patent/WO1990010817A1/fr
Priority to CA002062738A priority patent/CA2062738A1/fr
Publication of FI82510B publication Critical patent/FI82510B/fi
Application granted granted Critical
Publication of FI82510C publication Critical patent/FI82510C/fi
Priority to NO91914618A priority patent/NO914618L/no
Priority to SE9103481A priority patent/SE469533B/sv

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/09—Component parts or accessories
    • E03B7/14—Devices for thawing frozen pipes
    • 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
    • F16L53/35—Ohmic-resistance heating
    • F16L53/38—Ohmic-resistance heating using elongate electric heating elements, e.g. wires or ribbons
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/09—Component parts or accessories
    • E03B7/10—Devices preventing bursting of pipes by freezing
    • E03B7/12—Devices preventing bursting of pipes by freezing by preventing freezing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Resistance Heating (AREA)
  • Surface Heating Bodies (AREA)
FI891233A 1989-03-16 1989-03-16 Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90 FI82510C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI891233A FI82510C (fi) 1989-03-16 1989-03-16 Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90
PCT/FI1990/000068 WO1990010817A1 (fr) 1989-03-16 1990-03-16 Systeme de chauffage de tuyaux utilisant un courant electrique
CA002062738A CA2062738A1 (fr) 1989-03-16 1990-03-16 Systeme de chauffage electrique pour tuyaux
NO91914618A NO914618L (no) 1989-03-16 1991-11-25 Elektrisk varmeelement for roer
SE9103481A SE469533B (sv) 1989-03-16 1991-11-25 Elstroemsvaermare foer roer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI891233 1989-03-16
FI891233A FI82510C (fi) 1989-03-16 1989-03-16 Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90

Publications (3)

Publication Number Publication Date
FI891233A0 FI891233A0 (fi) 1989-03-16
FI82510B FI82510B (fi) 1990-11-30
FI82510C true FI82510C (fi) 1991-03-11

Family

ID=8528063

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891233A FI82510C (fi) 1989-03-16 1989-03-16 Eluppvaermare foer roer. alkupaeivaen siirto 25.05.90

Country Status (5)

Country Link
CA (1) CA2062738A1 (fr)
FI (1) FI82510C (fr)
NO (1) NO914618L (fr)
SE (1) SE469533B (fr)
WO (1) WO1990010817A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8809751B2 (en) 2005-08-09 2014-08-19 Watlow Electric Manufacturing Company Modular heater system
US7964826B2 (en) * 2005-08-09 2011-06-21 Watlow Electric Manufacturing Company Modular heater systems
US7919733B2 (en) 2005-08-09 2011-04-05 Watlow Electric Manufacturing Company Modular heater systems
US7626146B2 (en) 2005-08-09 2009-12-01 Watlow Electric Manufacturing Company Modular heater systems
CN103122811A (zh) * 2012-11-28 2013-05-29 襄阳康捷飞龙电气有限公司 汽车用加热油管
JP6907210B2 (ja) 2015-12-16 2021-07-21 ワットロー・エレクトリック・マニュファクチャリング・カンパニー 改良されたモジュラーヒーターシステム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3214571A (en) * 1963-05-27 1965-10-26 William J Indoe Heating cable and connectors therefor
DE1600544A1 (de) * 1967-03-03 1970-02-05 Poppe Dipl Ing Ulrich Rohr fuer stroemende Gase oder Fluessigkeit fuehrende Rohrleitungen
FI54393C (fi) * 1968-06-05 1978-11-10 Sverre Magnus Elvestad Frostfri plastledning
US3617699A (en) * 1969-03-10 1971-11-02 Donald F Othmer A system for electrically heating a fluid being transported in a pipe
US3706872A (en) * 1970-05-15 1972-12-19 William J Trabilcy System for electrically heating fluid-conveying pipe lines and other structures
US3834458A (en) * 1973-06-15 1974-09-10 Thermon Mfg Co Pipe heat transfer assembly and method of making same
JPS5541646A (en) * 1978-09-18 1980-03-24 Shinetsu Polymer Co Hollow tubular heater
SE7904310L (sv) * 1979-05-16 1980-11-17 Bulten Kanthal Ab Elektriskt element
US4581521A (en) * 1980-08-28 1986-04-08 Grise Frederick Gerard J Electrically heated pipe assembly
US4791277A (en) * 1987-02-09 1988-12-13 Montierth Garry L Heating and insulation arrangement for a network of installed pipes and method

Also Published As

Publication number Publication date
WO1990010817A1 (fr) 1990-09-20
SE9103481L (sv) 1992-01-24
FI891233A0 (fi) 1989-03-16
SE9103481D0 (sv) 1991-11-25
CA2062738A1 (fr) 1990-11-26
NO914618D0 (no) 1991-11-25
NO914618L (no) 1992-04-21
FI82510B (fi) 1990-11-30
SE469533B (sv) 1993-07-19

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: URPO VAINIO OY