FR785046A - Process for roughening the surface of sheets of paper or other material and machine for making it - Google Patents

Process for roughening the surface of sheets of paper or other material and machine for making it

Info

Publication number
FR785046A
FR785046A FR785046DA FR785046A FR 785046 A FR785046 A FR 785046A FR 785046D A FR785046D A FR 785046DA FR 785046 A FR785046 A FR 785046A
Authority
FR
France
Prior art keywords
roughening
sheets
paper
making
machine
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.)
Prontophot Holding AG
Original Assignee
Prontophot Holding AG
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 Prontophot Holding AG filed Critical Prontophot Holding AG
Application granted granted Critical
Publication of FR785046A publication Critical patent/FR785046A/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
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/384—Cutting-out; Stamping-out using rotating drums

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR785046D 1935-02-02 1935-02-02 Process for roughening the surface of sheets of paper or other material and machine for making it Expired FR785046A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785046T 1935-02-02

Publications (1)

Publication Number Publication Date
FR785046A true FR785046A (en) 1935-07-31

Family

ID=9217611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785046D Expired FR785046A (en) 1935-02-02 1935-02-02 Process for roughening the surface of sheets of paper or other material and machine for making it

Country Status (1)

Country Link
FR (1) FR785046A (en)

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