NL73377C - - Google Patents

Info

Publication number
NL73377C
NL73377C NL73377DA NL73377C NL 73377 C NL73377 C NL 73377C NL 73377D A NL73377D A NL 73377DA NL 73377 C NL73377 C NL 73377C
Authority
NL
Netherlands
Application number
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.)
Publication of NL73377C publication Critical patent/NL73377C/xx

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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B21B21/005—Pilgrim-step tube-rolling, i.e. pilger mills with reciprocating stand, e.g. driving the stand

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
NL73377D 1949-03-25 NL73377C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP37711A DE966952C (de) 1949-03-25 1949-03-25 Einrichtung an Pilgerwalzwerken zum Herstellen von konischen oder mit konischen Teilen versehenen Rohren in kaltem Zustand

Publications (1)

Publication Number Publication Date
NL73377C true NL73377C (enrdf_load_stackoverflow)

Family

ID=7375446

Family Applications (1)

Application Number Title Priority Date Filing Date
NL73377D NL73377C (enrdf_load_stackoverflow) 1949-03-25

Country Status (4)

Country Link
BE (1) BE481529A (enrdf_load_stackoverflow)
DE (1) DE966952C (enrdf_load_stackoverflow)
FR (1) FR962270A (enrdf_load_stackoverflow)
NL (1) NL73377C (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE86162C (enrdf_load_stackoverflow) *
AT149862B (de) * 1934-07-20 1937-06-10 Tube Reducing Corp Verfahren und Vorrichtung zur Herstellung von Rohren aus hartem Metall.
DE922406C (de) * 1950-10-17 1955-01-17 Hoover Ltd Verfahren zur Herstellung von Walzen fuer Waeschewringmaschinen

Also Published As

Publication number Publication date
FR962270A (enrdf_load_stackoverflow) 1950-06-07
DE966952C (de) 1957-09-19
BE481529A (enrdf_load_stackoverflow)

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