| IPC 7 English version |
| B31C-B31C01300 |
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| SECTION B – PERFORMING OPERATIONS; TRANSPORTING |
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| B 31 | MAKING PAPER ARTICLES; WORKING PAPER (making layered products not composed wholly of paper or cardboard B32B; handling thin material, e.g. sheets, webs, B65H) |
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| B 31 C | MAKING WOUND ARTICLES, e.g. WOUND TUBES (characteristics relating to the working of plastics B29; shaping of plastics or substances in a plastic state B29C) |
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| Note |
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| In this subclass, the following term is used with the meaning indicated: |
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| – | "winding" means forming two or more complete convolutions. |
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| Subclass Index |
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| MAKING WOUND ARTICLES CHARACTERISED BY THE METHOD USED |
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| Winding around mandrels |
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| Winding without mandrels |
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| Winding separate webs |
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| MAKING WOUND ARTICLES CHARACTERISED BY THE SHAPE OF THE ARTICLES PRODUCED |
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| Tubes |
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| Cones |
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| Other shapes |
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| AFTER-TREATMENTS, COMBINED MACHINERY |
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1/ | 00 | Forming paper tubes or pipes by feeding at right angles to the winding mandrel centre line |
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1/ | 02 | . | Machines therefor having additional mandrels |
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1/ | 04 | . | and forming a tube end into a container bottom |
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1/ | 06 | . | and inserting into a tube end a bottom to form a container |
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1/ | 08 | . | Accessories of machines therefor not otherwise provided for |
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3/ | 00 | Forming paper tubes or pipes by feeding obliquely to the winding mandrel centre line |
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3/ | 02 | . | and inserting into a tube end a bottom to form a container |
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3/ | 04 | . | Seam processing |
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5/ | 00 | Forming paper tubes or pipes without mandrels |
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7/ | 00 | Forming conical paper articles by winding (winding blanks B31B) |
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7/ | 02 | . | Forming truncated cones |
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7/ | 04 | . | . | on two or more mandrels |
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7/ | 06 | . | . | . | and inserting into a cone end a bottom to form a container |
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7/ | 08 | . | Forming pointed cones |
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7/ | 10 | . | . | on two or more mandrels |
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9/ | 00 | Simultaneous forming of cylindrical and conical shapes by winding separate webs, e.g. forming bottles (winding blanks B31B) |
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11/ | 00 | Paper-winding machinery combined with other machinery |
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11/ | 02 | . | for additionally shaping the articles |
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11/ | 04 | . | for applying impregnating by coating-substances during the winding |
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11/ | 06 | . | for drying the wound and impregnated articles |
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13/ | 00 | Making wound articles not otherwise provided for |
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