FR652945A - Appareil pour étirer des corps creux - Google Patents

Appareil pour étirer des corps creux

Info

Publication number
FR652945A
FR652945A FR652945DA FR652945A FR 652945 A FR652945 A FR 652945A FR 652945D A FR652945D A FR 652945DA FR 652945 A FR652945 A FR 652945A
Authority
FR
France
Prior art keywords
hollow bodies
stretching hollow
stretching
bodies
hollow
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
Other languages
English (en)
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.)
Mannesmann Demag AG
Original Assignee
Demag AG
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 Demag AG filed Critical Demag AG
Application granted granted Critical
Publication of FR652945A publication Critical patent/FR652945A/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
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
    • B21C1/34—Guiding or supporting the material or mandrels
FR652945D 1927-05-31 1928-04-17 Appareil pour étirer des corps creux Expired FR652945A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE652945X 1927-05-31

Publications (1)

Publication Number Publication Date
FR652945A true FR652945A (fr) 1929-03-14

Family

ID=6581752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR652945D Expired FR652945A (fr) 1927-05-31 1928-04-17 Appareil pour étirer des corps creux

Country Status (1)

Country Link
FR (1) FR652945A (fr)

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