FR990412A - Improvements to machines for forging metals - Google Patents

Improvements to machines for forging metals

Info

Publication number
FR990412A
FR990412A FR990412DA FR990412A FR 990412 A FR990412 A FR 990412A FR 990412D A FR990412D A FR 990412DA FR 990412 A FR990412 A FR 990412A
Authority
FR
France
Prior art keywords
machines
forging metals
forging
metals
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.)
National Machinery Co
Original Assignee
National Machinery Co
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 National Machinery Co filed Critical National Machinery Co
Application granted granted Critical
Publication of FR990412A publication Critical patent/FR990412A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H1/00—Making articles shaped as bodies of revolution
    • B21H1/22—Making articles shaped as bodies of revolution characterised by use of rolls having circumferentially varying profile ; Die-rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR990412D 1948-08-06 1949-07-07 Improvements to machines for forging metals Expired FR990412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US990412XA 1948-08-06 1948-08-06

Publications (1)

Publication Number Publication Date
FR990412A true FR990412A (en) 1951-09-21

Family

ID=22272248

Family Applications (1)

Application Number Title Priority Date Filing Date
FR990412D Expired FR990412A (en) 1948-08-06 1949-07-07 Improvements to machines for forging metals

Country Status (1)

Country Link
FR (1) FR990412A (en)

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