FR2138230B1 - - Google Patents
Info
- Publication number
- FR2138230B1 FR2138230B1 FR717118236A FR7118236A FR2138230B1 FR 2138230 B1 FR2138230 B1 FR 2138230B1 FR 717118236 A FR717118236 A FR 717118236A FR 7118236 A FR7118236 A FR 7118236A FR 2138230 B1 FR2138230 B1 FR 2138230B1
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
- B01L7/54—Heating or cooling apparatus; Heat insulating devices using spatial temperature gradients
-
- 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
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
- Laminated Bodies (AREA)
- Compositions Of Oxide Ceramics (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717118236A FR2138230B1 (ru) | 1971-05-19 | 1971-05-19 | |
US00254034A US3792233A (en) | 1971-05-19 | 1972-05-17 | Heating element |
GB2332972A GB1391203A (en) | 1971-05-19 | 1972-05-18 | Heating element |
DE19722224503 DE2224503C3 (de) | 1971-05-19 | 1972-05-19 | Heizelement |
SE7206595A SE385428B (sv) | 1971-05-19 | 1972-05-19 | Vermeelement |
NO1778/72A NO135158C (ru) | 1971-05-19 | 1972-05-19 | |
JP4925772A JPS5438734B1 (ru) | 1971-05-19 | 1972-05-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717118236A FR2138230B1 (ru) | 1971-05-19 | 1971-05-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2138230A1 FR2138230A1 (ru) | 1973-01-05 |
FR2138230B1 true FR2138230B1 (ru) | 1973-05-11 |
Family
ID=9077334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR717118236A Expired FR2138230B1 (ru) | 1971-05-19 | 1971-05-19 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3792233A (ru) |
JP (1) | JPS5438734B1 (ru) |
FR (1) | FR2138230B1 (ru) |
GB (1) | GB1391203A (ru) |
NO (1) | NO135158C (ru) |
SE (1) | SE385428B (ru) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2373206A1 (fr) * | 1976-12-02 | 1978-06-30 | Anvar | Nouvel element chauffant en oxyde refractaire et son procede de fabrication |
JPS57194479A (en) * | 1981-05-25 | 1982-11-30 | Ngk Insulators Ltd | Heating element |
FR2587574B1 (fr) * | 1985-09-18 | 1987-10-30 | Commissariat Energie Atomique | Resistor pour le traitement de materiaux |
US4998008A (en) * | 1989-10-31 | 1991-03-05 | Walther Menhardt | Heating element |
KR0140505B1 (ko) * | 1991-01-31 | 1998-06-01 | 볼프강 마우스, 지그프리트 나스 | 불균일하게 전기 가열되는 벌집형 본체 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1543714A (en) * | 1923-02-03 | 1925-06-30 | Westinghouse Electric & Mfg Co | Heat-treating furnace |
US1588641A (en) * | 1923-07-13 | 1926-06-15 | Westinghouse Electric & Mfg Co | Electric heat-treating furnace |
US1719888A (en) * | 1925-10-10 | 1929-07-09 | Gen Electric | Electric furnace |
US2358406A (en) * | 1942-04-20 | 1944-09-19 | Lichtgarn Fred | Electrical device |
US3032635A (en) * | 1960-10-03 | 1962-05-01 | August L Kraft | Heater and utilization system for converting small quantities of fusible solids |
-
1971
- 1971-05-19 FR FR717118236A patent/FR2138230B1/fr not_active Expired
-
1972
- 1972-05-17 US US00254034A patent/US3792233A/en not_active Expired - Lifetime
- 1972-05-18 GB GB2332972A patent/GB1391203A/en not_active Expired
- 1972-05-19 NO NO1778/72A patent/NO135158C/no unknown
- 1972-05-19 JP JP4925772A patent/JPS5438734B1/ja active Pending
- 1972-05-19 SE SE7206595A patent/SE385428B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE385428B (sv) | 1976-06-28 |
US3792233A (en) | 1974-02-12 |
JPS5438734B1 (ru) | 1979-11-22 |
NO135158C (ru) | 1977-02-16 |
GB1391203A (en) | 1975-04-16 |
NO135158B (ru) | 1976-11-08 |
DE2224503A1 (de) | 1972-12-21 |
DE2224503B2 (de) | 1976-09-23 |
FR2138230A1 (ru) | 1973-01-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |