FR2270752A1 - - Google Patents

Info

Publication number
FR2270752A1
FR2270752A1 FR7514083A FR7514083A FR2270752A1 FR 2270752 A1 FR2270752 A1 FR 2270752A1 FR 7514083 A FR7514083 A FR 7514083A FR 7514083 A FR7514083 A FR 7514083A FR 2270752 A1 FR2270752 A1 FR 2270752A1
Authority
FR
France
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
FR7514083A
Other languages
French (fr)
Other versions
FR2270752B1 (enExample
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.)
ELPAG AG CHUR
Original Assignee
ELPAG AG CHUR
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 ELPAG AG CHUR filed Critical ELPAG AG CHUR
Publication of FR2270752A1 publication Critical patent/FR2270752A1/fr
Application granted granted Critical
Publication of FR2270752B1 publication Critical patent/FR2270752B1/fr
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
    • H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Resistance Heating (AREA)
  • Prevention Of Electric Corrosion (AREA)
FR7514083A 1974-05-09 1975-05-06 Expired FR2270752B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2422513A DE2422513C3 (de) 1974-05-09 1974-05-09 Rohrheizkörper

Publications (2)

Publication Number Publication Date
FR2270752A1 true FR2270752A1 (enExample) 1975-12-05
FR2270752B1 FR2270752B1 (enExample) 1979-04-06

Family

ID=5915096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514083A Expired FR2270752B1 (enExample) 1974-05-09 1975-05-06

Country Status (4)

Country Link
DE (1) DE2422513C3 (enExample)
FR (1) FR2270752B1 (enExample)
GB (1) GB1506629A (enExample)
SE (1) SE7505365L (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047329A1 (de) * 1980-09-08 1982-03-17 Elpag Ag Chur Rohrheizkörper
EP0514271A1 (fr) * 1991-05-16 1992-11-19 Innovations Thermiques Dispositif de chauffage équipé d'un moyen anti-dépôt notamment de tartre

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU528375B2 (en) * 1978-06-07 1983-04-28 Allegheny Ludlum Industries Inc. Protecting ferritic stainless steel from crevice and pitting corrosion
DE3105922C2 (de) * 1981-02-18 1987-03-19 Buderus Ag, 6330 Wetzlar Wassererhitzer mit einem an Wechselstrom angeschlossenen Elektro- Heizeinsatz
CA1167221A (en) * 1981-12-10 1984-05-15 Jobst U. Gellert Spacer clip for injection molding heater element
DE3315544C3 (de) * 1983-04-29 1993-12-23 Licentia Gmbh Elektrisches Heißwasserbereitungsgerät
US9927480B2 (en) * 2014-11-06 2018-03-27 Rosemount Aerospace, Inc. System and method for probe heater health indication
CN105444255B (zh) * 2015-12-25 2019-02-15 广东美的环境电器制造有限公司 发热装置及具有其的电取暖装置
CN112305358B (zh) * 2020-10-29 2023-09-12 威凯检测技术有限公司 一种加热水用日用管状电热元件的加速寿命试验方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047329A1 (de) * 1980-09-08 1982-03-17 Elpag Ag Chur Rohrheizkörper
EP0514271A1 (fr) * 1991-05-16 1992-11-19 Innovations Thermiques Dispositif de chauffage équipé d'un moyen anti-dépôt notamment de tartre
FR2676464A1 (fr) * 1991-05-16 1992-11-20 Innovations Thermiques Dispositif de chauffage equipe d'un moyen anti-depot notamment de tartre.

Also Published As

Publication number Publication date
DE2422513A1 (de) 1975-11-20
GB1506629A (en) 1978-04-05
SE7505365L (sv) 1975-11-10
DE2422513C3 (de) 1978-06-22
DE2422513B2 (de) 1977-10-20
FR2270752B1 (enExample) 1979-04-06

Similar Documents

Publication Publication Date Title
DK75275A (enExample)
DK140020C (enExample)
DK150275A (enExample)
DK72075A (enExample)
DK169175A (enExample)
DK142461C (enExample)
FI752393A7 (enExample)
FI750440A7 (enExample)
DK534475A (enExample)
DE2437529C3 (enExample)
DK141575A (enExample)
DK133851C (enExample)
DK139486C (enExample)
CS169411B1 (enExample)
CS173833B1 (enExample)
FI262474A7 (enExample)
FI158674A7 (enExample)
DK391275A (enExample)
DE2406094A1 (enExample)
CS164309B1 (enExample)
CS166394B1 (enExample)
CS166616B1 (enExample)
CS167814B1 (enExample)
DD122362A5 (enExample)
CH586978A5 (enExample)

Legal Events

Date Code Title Description
ST Notification of lapse