FR1157173A - Metalworking upgrades - Google Patents

Metalworking upgrades

Info

Publication number
FR1157173A
FR1157173A FR1157173DA FR1157173A FR 1157173 A FR1157173 A FR 1157173A FR 1157173D A FR1157173D A FR 1157173DA FR 1157173 A FR1157173 A FR 1157173A
Authority
FR
France
Prior art keywords
metalworking
upgrades
metalworking upgrades
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
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.)
Olin Corp
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Application granted granted Critical
Publication of FR1157173A publication Critical patent/FR1157173A/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
    • 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
    • B21C37/14—Making tubes from double flat material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1157173D 1956-08-06 1956-08-06 Metalworking upgrades Expired FR1157173A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157173T 1956-08-06

Publications (1)

Publication Number Publication Date
FR1157173A true FR1157173A (en) 1958-05-27

Family

ID=9650444

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157173D Expired FR1157173A (en) 1956-08-06 1956-08-06 Metalworking upgrades

Country Status (1)

Country Link
FR (1) FR1157173A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3201861A (en) * 1960-03-31 1965-08-24 Fromson H A Method of making a double-walled tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3201861A (en) * 1960-03-31 1965-08-24 Fromson H A Method of making a double-walled tube

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