FR1531878A - Process for rolling pipes used as pipe blanks for oil fields - Google Patents

Process for rolling pipes used as pipe blanks for oil fields

Info

Publication number
FR1531878A
FR1531878A FR114704A FR114704A FR1531878A FR 1531878 A FR1531878 A FR 1531878A FR 114704 A FR114704 A FR 114704A FR 114704 A FR114704 A FR 114704A FR 1531878 A FR1531878 A FR 1531878A
Authority
FR
France
Prior art keywords
oil fields
pipes used
pipe blanks
rolling pipes
rolling
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.)
Expired
Application number
FR114704A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Priority to FR114704A priority Critical patent/FR1531878A/en
Application granted granted Critical
Publication of FR1531878A publication Critical patent/FR1531878A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR114704A 1967-07-18 1967-07-18 Process for rolling pipes used as pipe blanks for oil fields Expired FR1531878A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR114704A FR1531878A (en) 1967-07-18 1967-07-18 Process for rolling pipes used as pipe blanks for oil fields

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR114704A FR1531878A (en) 1967-07-18 1967-07-18 Process for rolling pipes used as pipe blanks for oil fields

Publications (1)

Publication Number Publication Date
FR1531878A true FR1531878A (en) 1968-07-05

Family

ID=8635307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR114704A Expired FR1531878A (en) 1967-07-18 1967-07-18 Process for rolling pipes used as pipe blanks for oil fields

Country Status (1)

Country Link
FR (1) FR1531878A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2350153A1 (en) * 1976-05-03 1977-12-02 Caterpillar Tractor Co PROCESS FOR FORMING A BUSHING HAVING A PROFILED OPENING, ESPECIALLY FOR A BEARING CHAIN LINK
FR2510002A1 (en) * 1981-07-24 1983-01-28 Mannesmann Ag METHOD AND DEVICE FOR MANUFACTURING TUBES HAVING EXTERIOR AND INTERIOR DIAMETERS VARYING BY BEARINGS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2350153A1 (en) * 1976-05-03 1977-12-02 Caterpillar Tractor Co PROCESS FOR FORMING A BUSHING HAVING A PROFILED OPENING, ESPECIALLY FOR A BEARING CHAIN LINK
FR2510002A1 (en) * 1981-07-24 1983-01-28 Mannesmann Ag METHOD AND DEVICE FOR MANUFACTURING TUBES HAVING EXTERIOR AND INTERIOR DIAMETERS VARYING BY BEARINGS

Similar Documents

Publication Publication Date Title
FR1134102A (en) Process and apparatus for the continuous manufacture of tubes, pipes, etc.
AT307023B (en) Process for the production of gas- and liquid-tight tubes
ATA587072A (en) PIPE CONNECTION FOR METAL PIPES
FR92910E (en) Process of welding tubes on tube sheets.
BE764508A (en) PROCESS FOR THE MANUFACTURING OF SHAPED PARTS USING THE CORROSION TECHNIQUE
FR1531878A (en) Process for rolling pipes used as pipe blanks for oil fields
FR1461820A (en) Fluid film lubrication process for metal extrusion
ZA706157B (en) Process for the manufacture of seamless steel tubes
CH396811A (en) Machine for corrugating metal pipes
CH523459A (en) Fitting for pipes of different diameter
FR1526682A (en) Metal tube or fitting for discharge pipes
FR2301581A1 (en) PROCESS FOR COATING METAL TUBES
FR1091978A (en) Pipe joint, especially for fluid circulation installations
FR1376997A (en) Process for simultaneously bending coaxial pipes
FR1251233A (en) Multiple roll holders for bending steel pipes for electricity pipelines
FR1366645A (en) Process for joining sections of metal conduits or pipes
FR1506669A (en) Drilling process for pipe production
FR1259263A (en) Process for the production of corrugated pipes
FR1151617A (en) Orthogonal fitting for metal pipes
FR1505913A (en) Manufacturing process of bifurcated tubes such as tubes for steam generators
FR1079433A (en) Sheet metal housings, with threaded connections for steel pipes, for junction boxes and others
FR1142077A (en) Pipe connection for electrical pipelines
OA02874A (en) Process for transforming phosphate rock into fertilizer.
AT302224B (en) Process for the production of a tube blank used for the production of seamless steel tubes
FR1380352A (en) purifier for flue gas pipes