FR1568835A - - Google Patents

Info

Publication number
FR1568835A
FR1568835A FR1568835DA FR1568835A FR 1568835 A FR1568835 A FR 1568835A FR 1568835D A FR1568835D A FR 1568835DA FR 1568835 A FR1568835 A FR 1568835A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1568835A publication Critical patent/FR1568835A/fr
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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products
    • B21C23/147—Making drill blanks
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/10—Making finned tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)
FR1568835D 1966-12-22 1967-12-21 Expired FR1568835A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB57504/66A GB1165010A (en) 1966-12-22 1966-12-22 Improvements in or relating to the Extrusion of Helically Fluted Cutting Tools.

Publications (1)

Publication Number Publication Date
FR1568835A true FR1568835A (fr) 1969-05-30

Family

ID=10479345

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1568835D Expired FR1568835A (fr) 1966-12-22 1967-12-21

Country Status (6)

Country Link
US (1) US3538793A (fr)
BE (1) BE708340A (fr)
FR (1) FR1568835A (fr)
GB (1) GB1165010A (fr)
NL (1) NL6717598A (fr)
SE (1) SE322495B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1059850C (zh) * 1997-04-09 2000-12-27 郑安明 精密热锻压矿山钎头的加工方法
ATE332780T1 (de) * 2002-02-28 2006-08-15 Bosch Gmbh Robert Verfahren zur herstellung eines bohrers oder fräsers
CN110560500B (zh) * 2019-08-27 2021-12-31 太原理工大学 一种螺旋传动细晶镁合金同步挤扭复合装置及加工方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764042A (en) * 1954-10-11 1956-09-25 Fritz P Gotze Device for making tools with shank and spiral undercut grooves
US2954121A (en) * 1955-03-14 1960-09-27 Donald O Benson Extrusion of spirally formed article
US3242712A (en) * 1961-12-04 1966-03-29 Gen Dynamics Corp Apparatus for the forming of articles
GB971398A (en) * 1962-08-14 1964-09-30 William Shiel Caisley Improvements relating to the extrusion of fluted rod-like articles

Also Published As

Publication number Publication date
NL6717598A (fr) 1968-06-24
BE708340A (fr) 1968-05-02
DE1602251B2 (de) 1972-07-20
GB1165010A (en) 1969-09-24
US3538793A (en) 1970-11-10
SE322495B (fr) 1970-04-13
DE1602251A1 (de) 1970-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse