FR2210462B1 - - Google Patents

Info

Publication number
FR2210462B1
FR2210462B1 FR7247178A FR7247178A FR2210462B1 FR 2210462 B1 FR2210462 B1 FR 2210462B1 FR 7247178 A FR7247178 A FR 7247178A FR 7247178 A FR7247178 A FR 7247178A FR 2210462 B1 FR2210462 B1 FR 2210462B1
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
Application number
FR7247178A
Other languages
French (fr)
Other versions
FR2210462A1 (zh
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7247178A priority Critical patent/FR2210462B1/fr
Publication of FR2210462A1 publication Critical patent/FR2210462A1/fr
Application granted granted Critical
Publication of FR2210462B1 publication Critical patent/FR2210462B1/fr
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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0815—Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • B21D5/015—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
    • 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
    • F24H1/48—Water heaters for central heating incorporating heaters for domestic water
    • F24H1/50—Water heaters for central heating incorporating heaters for domestic water incorporating domestic water tanks
FR7247178A 1972-12-15 1972-12-15 Expired FR2210462B1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7247178A FR2210462B1 (zh) 1972-12-15 1972-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7247178A FR2210462B1 (zh) 1972-12-15 1972-12-15

Publications (2)

Publication Number Publication Date
FR2210462A1 FR2210462A1 (zh) 1974-07-12
FR2210462B1 true FR2210462B1 (zh) 1976-08-27

Family

ID=9109617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7247178A Expired FR2210462B1 (zh) 1972-12-15 1972-12-15

Country Status (1)

Country Link
FR (1) FR2210462B1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015210259B4 (de) * 2015-06-03 2016-12-15 Sms Group Gmbh Verfahren zum Herstellen von Schlitzrohren aus Blechtafeln

Also Published As

Publication number Publication date
FR2210462A1 (zh) 1974-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse