DE104643C - - Google Patents

Info

Publication number
DE104643C
DE104643C DENDAT104643D DE104643DA DE104643C DE 104643 C DE104643 C DE 104643C DE NDAT104643 D DENDAT104643 D DE NDAT104643D DE 104643D A DE104643D A DE 104643DA DE 104643 C DE104643 C DE 104643C
Authority
DE
Germany
Prior art keywords
metal pipes
sockets
glowing
modification
subjected
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.)
Active
Application number
DENDAT104643D
Other languages
German (de)
English (en)
Publication of DE104643C publication Critical patent/DE104643C/de
Active 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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/29—Making branched pieces, e.g. T-pieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
DENDAT104643D Active DE104643C (enExample)

Publications (1)

Publication Number Publication Date
DE104643C true DE104643C (enExample)

Family

ID=374997

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT104643D Active DE104643C (enExample)

Country Status (1)

Country Link
DE (1) DE104643C (enExample)

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