NL6611608A - - Google Patents
Info
- Publication number
- NL6611608A NL6611608A NL6611608A NL6611608A NL6611608A NL 6611608 A NL6611608 A NL 6611608A NL 6611608 A NL6611608 A NL 6611608A NL 6611608 A NL6611608 A NL 6611608A NL 6611608 A NL6611608 A NL 6611608A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
- F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
-
- 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
- B21C37/154—Making multi-wall tubes
-
- 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
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
- B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
-
- 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
- B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
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- 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
- F28F1/003—Multiple wall conduits, e.g. for leak detection
-
- 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
- F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
- F28F1/422—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element with outside means integral with the tubular element and inside means integral with the tubular element
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3227—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators for radiators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9929061A | 1961-03-29 | 1961-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6611608A true NL6611608A (en) | 1966-10-25 |
Family
ID=22274247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6611608A NL6611608A (en) | 1961-03-29 | 1966-08-18 |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH386190A (en) |
ES (2) | ES273316A1 (en) |
GB (1) | GB960628A (en) |
NL (1) | NL6611608A (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4090554A (en) * | 1976-11-17 | 1978-05-23 | The Babcock & Wilcox Company | Heat exchanger |
US4232735A (en) * | 1978-05-05 | 1980-11-11 | Kim Sung C | Double-walled finned heat transfer tube |
US4348794A (en) * | 1978-05-05 | 1982-09-14 | International Telephone And Telegraph Corporation | Double-walled finned heat transfer tube |
US4343350A (en) * | 1978-08-04 | 1982-08-10 | Uop Inc. | Double wall tubing assembly and method of making same |
US4249593A (en) * | 1979-01-19 | 1981-02-10 | The United States Of America As Represented By The United States Department Of Energy | Heat exchanger with leak detecting double wall tubes |
US4237968A (en) * | 1979-05-02 | 1980-12-09 | Westinghouse Electric Corp. | Heat exchanger with double wall tubes and three tube sheets |
US4337824A (en) * | 1980-10-24 | 1982-07-06 | Amtrol | Double wall heat exchanger |
AU7757581A (en) * | 1980-11-19 | 1982-05-27 | United Energy Technologies Inc. | Enhanced surface tubing |
US4546819A (en) * | 1984-02-10 | 1985-10-15 | Amtrol Inc. | Double wall heat exchanger |
FR2563900B1 (en) * | 1984-05-04 | 1986-10-31 | Novatome | DOUBLE WALL TUBE FOR A HEAT EXCHANGER AND METHOD FOR PRODUCING THE SAME |
US4744412A (en) * | 1986-10-01 | 1988-05-17 | Itt Corporation | Double-wall tube heat exchanger |
GB2338441A (en) * | 1998-06-16 | 1999-12-22 | Teddington Centreless Grinding | Mandrel |
NL1012676C2 (en) * | 1999-07-22 | 2001-01-23 | Spiro Research Bv | Method for manufacturing a double-walled heat exchanger tube with leak detection and such a heat exchanger tube. |
JP7102340B2 (en) * | 2015-12-18 | 2022-07-19 | サンドヴィック マテリアルズ テクノロジー ドイチュラント ゲーエムベーハー | Methods for manufacturing metal tubes, and metal tubes |
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1961
- 1961-10-25 GB GB3827961A patent/GB960628A/en not_active Expired
- 1961-11-09 CH CH1302161A patent/CH386190A/en unknown
- 1961-12-29 ES ES0273316A patent/ES273316A1/en not_active Expired
-
1962
- 1962-06-22 ES ES0278548A patent/ES278548A1/en not_active Expired
-
1966
- 1966-08-18 NL NL6611608A patent/NL6611608A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES278548A1 (en) | 1963-02-01 |
CH386190A (en) | 1964-12-31 |
GB960628A (en) | 1964-06-10 |
ES273316A1 (en) | 1962-07-16 |