FI783840A - Saett att framstaella prefabricerade boejar - Google Patents

Saett att framstaella prefabricerade boejar

Info

Publication number
FI783840A
FI783840A FI783840A FI783840A FI783840A FI 783840 A FI783840 A FI 783840A FI 783840 A FI783840 A FI 783840A FI 783840 A FI783840 A FI 783840A FI 783840 A FI783840 A FI 783840A
Authority
FI
Finland
Prior art keywords
prefabricerade
boejar
saett att
att framstaella
framstaella
Prior art date
Application number
FI783840A
Other languages
English (en)
Inventor
Enver Oskar Martian Franked
Original Assignee
Stora Kopparbergs Bergslags Ab
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 Stora Kopparbergs Bergslags Ab filed Critical Stora Kopparbergs Bergslags Ab
Publication of FI783840A publication Critical patent/FI783840A/fi

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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
FI783840A 1977-12-16 1978-12-14 Saett att framstaella prefabricerade boejar FI783840A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7714344A SE7714344L (sv) 1977-12-16 1977-12-16 Sett att framstella prefabricerade bojar

Publications (1)

Publication Number Publication Date
FI783840A true FI783840A (fi) 1979-06-17

Family

ID=20333225

Family Applications (1)

Application Number Title Priority Date Filing Date
FI783840A FI783840A (fi) 1977-12-16 1978-12-14 Saett att framstaella prefabricerade boejar

Country Status (4)

Country Link
DK (1) DK561978A (fi)
FI (1) FI783840A (fi)
NO (1) NO784173L (fi)
SE (1) SE7714344L (fi)

Also Published As

Publication number Publication date
NO784173L (no) 1979-06-19
DK561978A (da) 1979-06-17
SE7714344L (sv) 1979-06-17

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