ATA198488A - SHEET CUTTING FOR THE TRAINING OF AN INNER TUBE TO BE INSERTED INTO AN OUTER PIPE, IN PARTICULAR HEATING GAS PIPE - Google Patents
SHEET CUTTING FOR THE TRAINING OF AN INNER TUBE TO BE INSERTED INTO AN OUTER PIPE, IN PARTICULAR HEATING GAS PIPEInfo
- Publication number
- ATA198488A ATA198488A AT198488A AT198488A ATA198488A AT A198488 A ATA198488 A AT A198488A AT 198488 A AT198488 A AT 198488A AT 198488 A AT198488 A AT 198488A AT A198488 A ATA198488 A AT A198488A
- Authority
- AT
- Austria
- Prior art keywords
- training
- inner tube
- heating gas
- sheet cutting
- particular heating
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
- B21C37/225—Making finned or ribbed tubes by fixing strip or like material to tubes longitudinally-ribbed tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/24—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water mantle surrounding the combustion chamber or chambers
- F24H1/26—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water mantle surrounding the combustion chamber or chambers the water mantle forming an integral body
- F24H1/263—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water mantle surrounding the combustion chamber or chambers the water mantle forming an integral body with a dry-wall combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Geometry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8711208U DE8711208U1 (en) | 1987-08-18 | 1987-08-18 | Sheet metal cutting |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA198488A true ATA198488A (en) | 1990-07-15 |
AT392025B AT392025B (en) | 1991-01-10 |
Family
ID=6811173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT198488A AT392025B (en) | 1987-08-18 | 1988-08-08 | SHEET CUTTING FOR THE TRAINING OF AN INNER TUBE TO BE INSERTED INTO AN OUTER PIPE, IN PARTICULAR HEATING GAS PIPE |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT392025B (en) |
BE (1) | BE1000857A7 (en) |
CH (1) | CH677199A5 (en) |
DE (1) | DE8711208U1 (en) |
ES (1) | ES1007806Y (en) |
FR (1) | FR2642339B3 (en) |
IT (1) | IT215231Z2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT397566B (en) * | 1992-05-11 | 1994-05-25 | Vaillant Gmbh | MIXING CHAMBER ARRANGEMENT FOR BURNERS AND METHOD FOR PRODUCING THE SAME |
DE19654363B4 (en) * | 1996-12-24 | 2007-09-27 | Behr Gmbh & Co. Kg | Exhaust gas heat exchanger for an internal combustion engine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3205121C2 (en) * | 1982-02-12 | 1985-11-28 | Hans Dr.h.c. 3559 Battenberg Vießmann | Heating boiler |
-
1987
- 1987-08-18 DE DE8711208U patent/DE8711208U1/en not_active Expired
-
1988
- 1988-08-08 AT AT198488A patent/AT392025B/en not_active IP Right Cessation
- 1988-08-08 CH CH299788A patent/CH677199A5/en not_active IP Right Cessation
- 1988-08-08 FR FR8810687A patent/FR2642339B3/en not_active Expired - Lifetime
- 1988-08-17 BE BE8800939A patent/BE1000857A7/en not_active IP Right Cessation
- 1988-08-17 IT IT2174688U patent/IT215231Z2/en active
- 1988-08-18 ES ES8802550U patent/ES1007806Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE1000857A7 (en) | 1989-04-18 |
DE8711208U1 (en) | 1988-12-22 |
IT215231Z2 (en) | 1990-09-11 |
CH677199A5 (en) | 1991-04-30 |
ES1007806Y (en) | 1989-08-16 |
IT8821746V0 (en) | 1988-08-17 |
AT392025B (en) | 1991-01-10 |
ES1007806U (en) | 1989-03-01 |
FR2642339A3 (en) | 1990-08-03 |
FR2642339B3 (en) | 1990-12-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |