BE384605A - - Google Patents
Info
- Publication number
- BE384605A BE384605A BE384605DA BE384605A BE 384605 A BE384605 A BE 384605A BE 384605D A BE384605D A BE 384605DA BE 384605 A BE384605 A BE 384605A
- Authority
- BE
- Belgium
- Prior art keywords
- perforators
- film
- perforator
- image
- perforations
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 210000000078 claw Anatomy 0.000 claims description 8
- 238000009432 framing Methods 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 244000027321 Lychnis chalcedonica Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000298 Cellophane Polymers 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B26F1/0007—Perforation of photographic films
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE384605A true BE384605A (forum.php) |
Family
ID=53606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE384605D BE384605A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE384605A (forum.php) |
-
0
- BE BE384605D patent/BE384605A/fr unknown
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