FR2253197A1 - Fire alarm monitor for regenerative air preheater - uses paired electrical conductors separated by a semi-conductor - Google Patents
Fire alarm monitor for regenerative air preheater - uses paired electrical conductors separated by a semi-conductorInfo
- Publication number
- FR2253197A1 FR2253197A1 FR7439397A FR7439397A FR2253197A1 FR 2253197 A1 FR2253197 A1 FR 2253197A1 FR 7439397 A FR7439397 A FR 7439397A FR 7439397 A FR7439397 A FR 7439397A FR 2253197 A1 FR2253197 A1 FR 2253197A1
- Authority
- FR
- France
- Prior art keywords
- fire alarm
- air preheater
- conductors
- electrical conductors
- conductor
- Prior art date
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/006—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus specially adapted for regenerative heat-exchange apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D19/00—Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium
- F28D19/04—Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium using rigid bodies, e.g. mounted on a movable carrier
- F28D19/041—Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium using rigid bodies, e.g. mounted on a movable carrier with axial flow through the intermediate heat-transfer medium
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fire-Detection Mechanisms (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2360134A DE2360134B1 (de) | 1973-12-03 | 1973-12-03 | Feueralarm-Einrichtung bei einem Regenerativ-Luftvorwärmer |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2253197A1 true FR2253197A1 (en) | 1975-06-27 |
FR2253197B3 FR2253197B3 (de) | 1977-08-26 |
Family
ID=5899712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7439397A Granted FR2253197A1 (en) | 1973-12-03 | 1974-12-02 | Fire alarm monitor for regenerative air preheater - uses paired electrical conductors separated by a semi-conductor |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU7594774A (de) |
DE (1) | DE2360134B1 (de) |
ES (1) | ES208287Y (de) |
FR (1) | FR2253197A1 (de) |
IT (1) | IT1023469B (de) |
ZA (1) | ZA747637B (de) |
-
1973
- 1973-12-03 DE DE2360134A patent/DE2360134B1/de active Pending
-
1974
- 1974-11-29 ZA ZA00747637A patent/ZA747637B/xx unknown
- 1974-12-02 AU AU75947/74A patent/AU7594774A/en not_active Expired
- 1974-12-02 FR FR7439397A patent/FR2253197A1/fr active Granted
- 1974-12-02 IT IT54319/74A patent/IT1023469B/it active
- 1974-12-03 ES ES1974208287U patent/ES208287Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES208287U (es) | 1976-04-01 |
DE2360134B1 (de) | 1975-03-20 |
ZA747637B (en) | 1975-12-31 |
AU7594774A (de) | 1976-07-01 |
IT1023469B (it) | 1978-05-10 |
FR2253197B3 (de) | 1977-08-26 |
ES208287Y (es) | 1976-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |