FR2414081B1 - - Google Patents
Info
- Publication number
- FR2414081B1 FR2414081B1 FR7900346A FR7900346A FR2414081B1 FR 2414081 B1 FR2414081 B1 FR 2414081B1 FR 7900346 A FR7900346 A FR 7900346A FR 7900346 A FR7900346 A FR 7900346A FR 2414081 B1 FR2414081 B1 FR 2414081B1
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1121—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers
- B22F3/1137—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers by coating porous removable preforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electroplating Methods And Accessories (AREA)
- Chemically Coating (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/867,858 US4136428A (en) | 1977-02-16 | 1978-01-09 | Method for producing improved heat transfer surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2414081A1 FR2414081A1 (fr) | 1979-08-03 |
| FR2414081B1 true FR2414081B1 (US06373033-20020416-M00071.png) | 1982-11-05 |
Family
ID=25350605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7900346A Granted FR2414081A1 (fr) | 1978-01-09 | 1979-01-08 | Procede de fabrication d'un element perfectionne d'echange thermique |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3339584A1 (de) * | 1983-11-02 | 1985-05-15 | Wolfgang Dr.-Ing. 4630 Bochum Leiner | Vorrichtung zur verbesserung des waerme- und stoffuebergangs an verdampferheizflaechen und austreiberflaechen |
| FR2693134B1 (fr) * | 1992-07-02 | 1994-10-14 | Plastic Omnium Cie | Procédé pour réaliser un tube métallique gainé extérieurement. |
| NL1020708C2 (nl) * | 2002-05-29 | 2003-12-02 | Andries Meuzelaar | Inrichting voor het overdragen van warmte. |
| US7776430B2 (en) * | 2004-10-21 | 2010-08-17 | Graftech International Holdings Inc. | Carbon foam tooling with durable skin |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1544002A (fr) * | 1966-07-12 | 1968-10-31 | Foam Metal Ltd | Matériau ajouré à structure métallique et procédé pour sa fabrication |
| GB1238183A (US06373033-20020416-M00071.png) * | 1968-03-13 | 1971-07-07 | ||
| GB1242864A (en) * | 1968-05-15 | 1971-08-18 | Dunlop Holdings Ltd | Acoustical elements |
| DE1962488A1 (de) * | 1968-12-13 | 1970-11-26 | Dunlop Co Ltd | Waermetauscher-Element |
| GB1375160A (US06373033-20020416-M00071.png) * | 1971-11-01 | 1974-11-27 |
-
1979
- 1979-01-08 DE DE2900430A patent/DE2900430C3/de not_active Expired
- 1979-01-08 FR FR7900346A patent/FR2414081A1/fr active Granted
- 1979-01-08 CA CA319,220A patent/CA1131159A/en not_active Expired
- 1979-01-08 ES ES476636A patent/ES476636A1/es not_active Expired
- 1979-01-08 IT IT19136/79A patent/IT1109863B/it active
- 1979-01-09 JP JP171779A patent/JPS54101540A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2900430B2 (de) | 1980-10-09 |
| DE2900430C3 (de) | 1981-06-11 |
| ES476636A1 (es) | 1980-07-01 |
| JPS54101540A (en) | 1979-08-10 |
| IT7919136A0 (it) | 1979-01-08 |
| DE2900430A1 (de) | 1979-07-19 |
| FR2414081A1 (fr) | 1979-08-03 |
| CA1131159A (en) | 1982-09-07 |
| IT1109863B (it) | 1985-12-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |