FR895031A - Process for making very fine holes in thin films - Google Patents

Process for making very fine holes in thin films

Info

Publication number
FR895031A
FR895031A FR895031DA FR895031A FR 895031 A FR895031 A FR 895031A FR 895031D A FR895031D A FR 895031DA FR 895031 A FR895031 A FR 895031A
Authority
FR
France
Prior art keywords
making
thin films
fine holes
fine
holes
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
Manfred Von Ardenne
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 FR895031A publication Critical patent/FR895031A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR895031D 1941-12-03 1943-05-27 Process for making very fine holes in thin films Expired FR895031A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE895031X 1941-12-03

Publications (1)

Publication Number Publication Date
FR895031A true FR895031A (en) 1945-01-12

Family

ID=6847498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR895031D Expired FR895031A (en) 1941-12-03 1943-05-27 Process for making very fine holes in thin films

Country Status (1)

Country Link
FR (1) FR895031A (en)

Similar Documents

Publication Publication Date Title
FR895031A (en) Process for making very fine holes in thin films
FR841500A (en) Process for preparing alkinols
FR856178A (en) Process for cooling concrete
FR886343A (en) Process for producing solid dyes
FR837700A (en) Continuous casting process
FR849984A (en) Process for polymerizing butadienes
FR880518A (en) Process for the constitution of collages on sound films in color
FR854354A (en) Process for the production of disazo films
FR863405A (en) Film and film casting process
FR862157A (en) Process for plasticizing zein
FR860339A (en) Process for the preparation of polarized films
FR822748A (en) Method and apparatus for the manufacture of pile-lined materials
FR886100A (en) Ingot casting process
FR844226A (en) Process for preparing beta-aralkylamines
FR844893A (en) Process for preparing diolefins
FR819176A (en) Process for carrying out the deoxidation of copper
FR855771A (en) Process for casting light metals
FR868912A (en) Process for dressing pralines
FR849195A (en) Process and tools for casting metals and other materials
FR848384A (en) Process for the preservation of embryonic juices
FR835301A (en) Process and devices for regulating the density of sweet syrups obtained in the sugar industry
FR845602A (en) Process for processing semi-coke
FR850708A (en) Process for preparing polyoxide derivatives
FR843558A (en) Process for preparing substituted amides
FR822821A (en) Process for obtaining solid dyes