DK248977A - Fremgangsmaade til fremstilling af staalroer - Google Patents

Fremgangsmaade til fremstilling af staalroer

Info

Publication number
DK248977A
DK248977A DK248977A DK248977A DK248977A DK 248977 A DK248977 A DK 248977A DK 248977 A DK248977 A DK 248977A DK 248977 A DK248977 A DK 248977A DK 248977 A DK248977 A DK 248977A
Authority
DK
Denmark
Prior art keywords
procedure
manufacture
steel pipes
pipes
steel
Prior art date
Application number
DK248977A
Other languages
English (en)
Inventor
R Santoma
Original Assignee
Transformaciones Metalurgicas
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 Transformaciones Metalurgicas filed Critical Transformaciones Metalurgicas
Publication of DK248977A publication Critical patent/DK248977A/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/152Making rifle and gunbarrels
    • B21C37/153Making tubes with inner- and/or outer guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/20Making 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 and tubes with decorated walls
    • B21C37/207Making 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 and tubes with decorated walls with helical guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Materials For Medical Uses (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
DK248977A 1976-06-07 1977-06-06 Fremgangsmaade til fremstilling af staalroer DK248977A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES448624A ES448624A1 (es) 1976-06-07 1976-06-07 Procedimiento de fabricacion de tubos de acero para canones de armas, estriados helicoidalmente en su interior.

Publications (1)

Publication Number Publication Date
DK248977A true DK248977A (da) 1977-12-08

Family

ID=8471708

Family Applications (1)

Application Number Title Priority Date Filing Date
DK248977A DK248977A (da) 1976-06-07 1977-06-06 Fremgangsmaade til fremstilling af staalroer

Country Status (17)

Country Link
JP (1) JPS52150363A (da)
AR (1) AR220678A1 (da)
AT (1) AT364593B (da)
BE (1) BE855458A (da)
BR (1) BR7703699A (da)
CH (1) CH620378A5 (da)
DD (1) DD132299A5 (da)
DE (1) DE2724195A1 (da)
DK (1) DK248977A (da)
ES (1) ES448624A1 (da)
FR (1) FR2354155A1 (da)
IT (1) IT1078882B (da)
NL (1) NL7706197A (da)
NO (1) NO771966L (da)
PL (1) PL198702A1 (da)
SE (1) SE7706487L (da)
ZA (1) ZA773422B (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4854148A (en) * 1987-06-19 1989-08-08 The Babcock & Wilcox Company Cold drawing technique and apparatus for forming internally grooved tubes
CN111842517A (zh) * 2020-07-24 2020-10-30 浙江久立特材科技股份有限公司 一种带肋包壳管的冷拔模具、生产工艺及其成品管

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR518136A (fr) * 1918-03-27 1921-05-19 Ternitzer Stahl Und Eisenwerke Procédé et dispositif pour l'obtention des rayures dans les tubes
US2104319A (en) * 1934-02-10 1938-01-04 Remington Arms Co Inc Manufacture of rifled tubes
DE950362C (de) * 1940-01-16 1956-10-11 Benteler Werke Ag Verfahren zur Herstellung von mit schraubenfoermigen Zuegen versehenen, ohne Nachbearbeitung beschussfaehigen Drallrohren von Schusswaffen
DE768148C (de) * 1941-12-28 1958-07-03 Gustav Appel Maschinenfabrik Verfahren zur Herstellung eines Rohres mit vieleckigem gleichbleibenden oder sich verengenden Innenquerschnitt
FR1028353A (fr) * 1949-11-24 1953-05-21 Oerlikon Buehrle Ag Procédé d'usinage des tubes des armes à feu
US2852835A (en) * 1954-04-29 1958-09-23 Harvey Machine Co Inc Apparatus for forming spiral projections in tubing
GB1202491A (en) * 1967-03-15 1970-08-19 Nippon Kokan Kk A method and apparatus for forming internal helical ribbing in a metal tube
CH588311A5 (en) * 1975-06-13 1977-05-31 Jansen Ag Helically grooved tool mfr. - by drawing between two-part tools having groove negative pattern to give continuous helix on tube

Also Published As

Publication number Publication date
SE7706487L (sv) 1977-12-08
ZA773422B (en) 1978-04-26
AR220678A1 (es) 1980-11-28
ATA401377A (de) 1981-03-15
CH620378A5 (en) 1980-11-28
DD132299A5 (de) 1978-09-20
PL198702A1 (pl) 1978-01-30
JPS52150363A (en) 1977-12-14
BE855458A (fr) 1977-10-03
AT364593B (de) 1981-10-27
FR2354155A1 (fr) 1978-01-06
IT1078882B (it) 1985-05-08
NL7706197A (nl) 1977-12-09
DE2724195A1 (de) 1977-12-22
NO771966L (no) 1977-12-08
BR7703699A (pt) 1978-03-21
ES448624A1 (es) 1977-07-01

Similar Documents

Publication Publication Date Title
DK492677A (da) Fremgangsmaade til fremstilling af substituerede benzam9der
DK449177A (da) Fremgangsmaade til fremstilling af staal
DK49676A (da) Fremgangsmade til fremstilling af hypolipidemiske midler
DK206778A (da) Anlaeg til fremstilling af braendte teglformemner
DK149062C (da) Analogifremgangsmaade til fremstilling af cefuroximestere
DK377A (da) Fremgangsmade til fremstilling af n-phosphonomethyl-glycin
DK207178A (da) Fremgangsmaade til fremstilling af sojaskraa
DK46777A (da) Fremgangsmade til fremstilling af meta-aryloxybenzaldehyder
DK244577A (da) Fremgangsmade til fremstilling af hydantoinderivater
DK446277A (da) Fremgangsmaade til fremstilling af orthoeddikesyrealkylestere
DK339677A (da) Fremgangsmade til fremstilling af 2-benzylpyrrolidiner
DK15077A (da) Fremgangsmade til kvantitativ bestemmelse af antithrombin iii
DK144377A (da) Fremgangsmade til fremstilling af acylcyanider
DK192778A (da) Fremgangsmaade til fremstilling af bisamidiner
DK97877A (da) Fremgangsmade til fremstilling af urinstofderivater
DK476277A (da) Fremgangsmaade til fremstilling af krydslaminater
DK476377A (da) Fremgangsmaade til fremstilling af krydslaminater
DK144277A (da) Fremgangsmade til fremstilling af acylcyanider
DK216977A (da) Fremgangsmade til fremstilling af imidazobenzoxaziner
DK73977A (da) Fremgangsmade til fremstilling af d-homosteroider
DK87977A (da) Fremgangsmade til fremstilling af benzylestere
DK199981A (da) Fremgangsmaade til fremstilling af thiobiscarbamater
DK148916C (da) Fremgangsmaade til foroegelse af reaktiviteten af phosphorpentasulfid
DK248977A (da) Fremgangsmaade til fremstilling af staalroer
DK148775C (da) Fremgangsmaade til fremstilling af oelurt