GB191422168A - An Improved Method of Drawing Steel Tubes. - Google Patents

An Improved Method of Drawing Steel Tubes.

Info

Publication number
GB191422168A
GB191422168A GB191422168DA GB191422168A GB 191422168 A GB191422168 A GB 191422168A GB 191422168D A GB191422168D A GB 191422168DA GB 191422168 A GB191422168 A GB 191422168A
Authority
GB
United Kingdom
Prior art keywords
steel tubes
improved method
drawing steel
die
derihon
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
Inventor
Martin Derihon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191422168A publication Critical patent/GB191422168A/en
Expired legal-status Critical Current

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
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
    • B21C3/02—Dies; Selection of material therefor; Cleaning thereof
    • B21C3/12—Die holders; Rotating dies
    • B21C3/14—Die holders combined with devices for guiding the drawing material or combined with devices for cooling heating, or lubricating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)

Abstract

22,168. Derihon, M. Nov. 7. Drawing.-Steel tubes d are heated locally while being drawn, by means of an electric current passing between the die a and mandrel b through the wall of the tube. The current may be generated by a dynamo f or other source, or may be induced in the die &c.
GB191422168D 1914-11-07 1914-11-07 An Improved Method of Drawing Steel Tubes. Expired GB191422168A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191422168T 1914-11-07

Publications (1)

Publication Number Publication Date
GB191422168A true GB191422168A (en) 1915-06-17

Family

ID=32586863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191422168D Expired GB191422168A (en) 1914-11-07 1914-11-07 An Improved Method of Drawing Steel Tubes.

Country Status (1)

Country Link
GB (1) GB191422168A (en)

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