FR1325783A - Process for obtaining tubular products with helical fins and device for carrying out the process - Google Patents

Process for obtaining tubular products with helical fins and device for carrying out the process

Info

Publication number
FR1325783A
FR1325783A FR891775A FR891775A FR1325783A FR 1325783 A FR1325783 A FR 1325783A FR 891775 A FR891775 A FR 891775A FR 891775 A FR891775 A FR 891775A FR 1325783 A FR1325783 A FR 1325783A
Authority
FR
France
Prior art keywords
carrying
tubular products
helical fins
obtaining tubular
obtaining
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.)
Expired
Application number
FR891775A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR891775A priority Critical patent/FR1325783A/en
Priority to LU43328D priority patent/LU43328A1/xx
Priority to GB974263A priority patent/GB961011A/en
Priority to CH339763A priority patent/CH401876A/en
Application granted granted Critical
Publication of FR1325783A publication Critical patent/FR1325783A/en
Priority to FR145695A priority patent/FR94096E/en
Expired legal-status Critical Current

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
    • B21C37/20—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
    • B21C37/20—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
    • B21C37/202—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 guides parallel to the tube axis
FR891775A 1962-03-21 1962-03-21 Process for obtaining tubular products with helical fins and device for carrying out the process Expired FR1325783A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR891775A FR1325783A (en) 1962-03-21 1962-03-21 Process for obtaining tubular products with helical fins and device for carrying out the process
LU43328D LU43328A1 (en) 1962-03-21 1963-03-11
GB974263A GB961011A (en) 1962-03-21 1963-03-12 Apparatus for forming tubular articles with spiral fins
CH339763A CH401876A (en) 1962-03-21 1963-03-18 Die for forming helical finned tubes starting from rectilinear finned tubes
FR145695A FR94096E (en) 1962-03-21 1968-03-27 Process for obtaining tubular products with helical fins and device for carrying out the process.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR891775A FR1325783A (en) 1962-03-21 1962-03-21 Process for obtaining tubular products with helical fins and device for carrying out the process

Publications (1)

Publication Number Publication Date
FR1325783A true FR1325783A (en) 1963-05-03

Family

ID=8775010

Family Applications (1)

Application Number Title Priority Date Filing Date
FR891775A Expired FR1325783A (en) 1962-03-21 1962-03-21 Process for obtaining tubular products with helical fins and device for carrying out the process

Country Status (4)

Country Link
CH (1) CH401876A (en)
FR (1) FR1325783A (en)
GB (1) GB961011A (en)
LU (1) LU43328A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0144460A1 (en) * 1983-12-10 1985-06-19 Wieland-Werke AG Method of manufacturing a heat exchanger pipe

Also Published As

Publication number Publication date
CH401876A (en) 1965-11-15
LU43328A1 (en) 1963-05-11
GB961011A (en) 1964-06-17

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