FR669169A - Process for widening hollow bodies - Google Patents

Process for widening hollow bodies

Info

Publication number
FR669169A
FR669169A FR669169DA FR669169A FR 669169 A FR669169 A FR 669169A FR 669169D A FR669169D A FR 669169DA FR 669169 A FR669169 A FR 669169A
Authority
FR
France
Prior art keywords
hollow bodies
widening hollow
widening
bodies
hollow
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)
Inventor
Fritz Kocks
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 FR669169A publication Critical patent/FR669169A/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
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/06—Rolling hollow basic material, e.g. Assel mills
    • B21B19/08—Enlarging tube diameter

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
FR669169D 1928-03-31 1929-02-05 Process for widening hollow bodies Expired FR669169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE308783X 1928-03-31

Publications (1)

Publication Number Publication Date
FR669169A true FR669169A (en) 1929-11-13

Family

ID=6121825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR669169D Expired FR669169A (en) 1928-03-31 1929-02-05 Process for widening hollow bodies

Country Status (4)

Country Link
US (1) US1778111A (en)
BE (1) BE357808A (en)
FR (1) FR669169A (en)
GB (1) GB308783A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006053773B4 (en) * 2006-11-15 2008-11-20 Sms Meer Gmbh Process for rolling a long product in a rolling mill
WO2014104324A1 (en) * 2012-12-28 2014-07-03 株式会社クラレ Drawing device and drawing method

Also Published As

Publication number Publication date
US1778111A (en) 1930-10-14
BE357808A (en)
GB308783A (en) 1930-08-20

Similar Documents

Publication Publication Date Title
FR669169A (en) Process for widening hollow bodies
FR37368E (en) Process for widening hollow bodies
FR671984A (en) Process for the development of diazo types
FR624251A (en) Process for making gelatin hollow bodies phosphorescent
FR713507A (en) Process for coating the internal walls of hollow bodies
FR683345A (en) Process for making detonators
FR686045A (en) Rolling process
FR689395A (en) Rolling process
FR656097A (en) Construction process
FR667020A (en) Welding process
FR634523A (en) Process for manufacturing wedge-shaped hollow bodies
FR648309A (en) Rolling process
FR714149A (en) Process for preparing soap
FR722732A (en) Centrifugal casting process for shell hollow bodies
FR702812A (en) Clock and process for its manufacture
FR668085A (en) Benzanthrone purification process
FR695656A (en) Rolling process
FR720670A (en) Process for making explosives
FR714346A (en) Manufacturing process for hollow bodies
FR652945A (en) Apparatus for stretching hollow bodies
FR801513A (en) Process for welding hollow bodies
FR678925A (en) Photo-sculpture process
FR672723A (en) New construction process
FR641940A (en) Process to make ferrocerium unalterable
FR674391A (en) Manufacturing process for hollow bodies starting from solutions or pseudo-solutions