NO162100C - Apparat for tining av frosne roer. - Google Patents

Apparat for tining av frosne roer.

Info

Publication number
NO162100C
NO162100C NO842215A NO842215A NO162100C NO 162100 C NO162100 C NO 162100C NO 842215 A NO842215 A NO 842215A NO 842215 A NO842215 A NO 842215A NO 162100 C NO162100 C NO 162100C
Authority
NO
Norway
Prior art keywords
thining
bears
frozen
thining frozen
frozen bears
Prior art date
Application number
NO842215A
Other languages
English (en)
Other versions
NO162100B (no
NO842215L (no
Inventor
Douglas Benjamin Hughes
Original Assignee
Douglas Benjamin Hughes
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 Douglas Benjamin Hughes filed Critical Douglas Benjamin Hughes
Publication of NO842215L publication Critical patent/NO842215L/no
Publication of NO162100B publication Critical patent/NO162100B/no
Publication of NO162100C publication Critical patent/NO162100C/no

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H2071/006—Provisions for user interfaces for electrical protection devices
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/6416—With heating or cooling of the system
    • Y10T137/6606—With electric heating element

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Control Of Resistance Heating (AREA)
  • Freezing, Cooling And Drying Of Foods (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Cold Cathode And The Manufacture (AREA)
NO842215A 1983-06-02 1984-06-01 Apparat for tining av frosne roer. NO162100C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000429506A CA1210798A (en) 1983-06-02 1983-06-02 Pipe thawing apparatus

Publications (3)

Publication Number Publication Date
NO842215L NO842215L (no) 1984-12-03
NO162100B NO162100B (no) 1989-07-24
NO162100C true NO162100C (no) 1989-11-01

Family

ID=4125386

Family Applications (1)

Application Number Title Priority Date Filing Date
NO842215A NO162100C (no) 1983-06-02 1984-06-01 Apparat for tining av frosne roer.

Country Status (6)

Country Link
US (1) US4575614A (no)
CA (1) CA1210798A (no)
DK (1) DK274184A (no)
FI (1) FI78951C (no)
NO (1) NO162100C (no)
SE (1) SE454931B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4751495A (en) * 1986-01-28 1988-06-14 Raychem Corporation Analog pulsed heat trace monitor or the like
US6305422B1 (en) 1994-02-04 2001-10-23 Kurt L. Grossman Undersink frozen pipe thawing system
US6041821A (en) * 1994-02-04 2000-03-28 Grossman; Kurt L. Frozen pipe thawing system
CN101507353B (zh) * 2006-09-05 2013-05-08 开利公司 排水通道加热系统以及排水通道

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA631557A (en) * 1961-11-28 Hughes Benjamin Electrical pipe thawing apparatus
US1733250A (en) * 1925-11-06 1929-10-29 Nat Aniline And Chemical Co In Electrical heating
CH138541A (de) * 1929-04-20 1930-03-15 Kaegi Emil Verfahren und Vorrichtung zum Auftauen des Eises in Wasserleitungen.
CH163226A (de) * 1932-09-10 1933-08-15 Kaegi Emil Vorrichtung zum Auftauen eingefrorener Wasserleitungen.
US2306831A (en) * 1940-12-17 1942-12-29 Preferred Utilities Company In Method of and apparatus for insuring flow of viscous liquid
CH218849A (de) * 1941-02-18 1942-01-15 Kaegi Emil Auftau-Apparat.
US2909638A (en) * 1957-04-24 1959-10-20 William J Trabilcy System for preheating and transporting viscous fuel and the like
US2981818A (en) * 1958-12-17 1961-04-25 Electric Pipe Line Inc Type metal transportation system
FR1353779A (fr) * 1963-03-22 1964-02-28 Procédé pour dégeler les conduites et appareil pour sa mise en oeuvre
US4002881A (en) * 1974-06-13 1977-01-11 Chevron Research Company System for controlling electrical power in an internal wire impedance heating system
US4314140A (en) * 1979-04-09 1982-02-02 Hughes Douglas B Pipe thawing apparatus

Also Published As

Publication number Publication date
NO162100B (no) 1989-07-24
NO842215L (no) 1984-12-03
SE8402927D0 (sv) 1984-05-30
DK274184A (da) 1984-12-03
FI78951B (fi) 1989-06-30
FI78951C (fi) 1989-10-10
SE8402927L (sv) 1984-12-03
FI842182A0 (fi) 1984-05-31
US4575614A (en) 1986-03-11
CA1210798A (en) 1986-09-02
DK274184D0 (da) 1984-06-01
SE454931B (sv) 1988-06-06
FI842182A (fi) 1984-12-03

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