CS247175B2 - Method of ribs forming on tubes - Google Patents

Method of ribs forming on tubes Download PDF

Info

Publication number
CS247175B2
CS247175B2 CS243284A CS243284A CS247175B2 CS 247175 B2 CS247175 B2 CS 247175B2 CS 243284 A CS243284 A CS 243284A CS 243284 A CS243284 A CS 243284A CS 247175 B2 CS247175 B2 CS 247175B2
Authority
CS
Czechoslovakia
Prior art keywords
tube
ribs
forming
pipe
cross
Prior art date
Application number
CS243284A
Other languages
Czech (cs)
English (en)
Inventor
Janusz Przybyla
Zygmunt Gozdziewicz
Andrzej Szal
Ryszard Zub
Andrzej Maczynski
Original Assignee
Zaklady Urzadzen Chem
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 Zaklady Urzadzen Chem filed Critical Zaklady Urzadzen Chem
Publication of CS247175B2 publication Critical patent/CS247175B2/cs

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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CS243284A 1983-03-31 1984-03-30 Method of ribs forming on tubes CS247175B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL24132383A PL139848B1 (en) 1983-03-31 1983-03-31 Method of pressing of fins on pipes

Publications (1)

Publication Number Publication Date
CS247175B2 true CS247175B2 (en) 1986-12-18

Family

ID=20016488

Family Applications (1)

Application Number Title Priority Date Filing Date
CS243284A CS247175B2 (en) 1983-03-31 1984-03-30 Method of ribs forming on tubes

Country Status (5)

Country Link
EP (1) EP0123923B1 (pl)
CS (1) CS247175B2 (pl)
DE (1) DE3460598D1 (pl)
HU (1) HU192046B (pl)
PL (1) PL139848B1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL139850B1 (en) * 1983-04-23 1987-02-28 Zakl Urzadzen Chem Metalchem Method of drawing of fins on bimetal pipes
CA1247592A (en) * 1983-08-04 1988-12-28 James L. Cunningham Finned heat exchanger tubes and method and apparatus for making same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463997A (en) * 1944-06-19 1949-03-08 Calumet And Hecla Cons Copper Method of making integral external and internal finned tubing
US2508517A (en) * 1945-10-01 1950-05-23 Calumet And Hecla Cons Copper Method of forming integral fins on tubing
US3881342A (en) * 1972-07-14 1975-05-06 Universal Oil Prod Co Method of making integral finned tube for submerged boiling applications having special o.d. and/or i.d. enhancement
US3868754A (en) * 1973-09-21 1975-03-04 Hatsuo Kawano Method of manufacturing a finned-tube heat exchanger
US4353234A (en) * 1977-07-13 1982-10-12 Carrier Corporation Heat transfer surface and method of manufacture

Also Published As

Publication number Publication date
HUT38068A (en) 1986-04-28
PL139848B1 (en) 1987-02-28
PL241323A1 (en) 1984-10-08
DE3460598D1 (en) 1986-10-09
EP0123923A1 (en) 1984-11-07
EP0123923B1 (en) 1986-09-03
HU192046B (en) 1987-05-28

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