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Current content: 156 511 693 patent documents

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200 241 new documents added

1 026 356 documents amended

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EP 0036025 B1 19840606 - METHOD FOR PROVIDING AN ARTICLE OF MANUFACTURE COMPRISED OF ELONGATE FILAMENTARY MATERIAL AND APPARATUS FOR CARRYING OUT THIS METHOD

Title (en)

METHOD FOR PROVIDING AN ARTICLE OF MANUFACTURE COMPRISED OF ELONGATE FILAMENTARY MATERIAL AND APPARATUS FOR CARRYING OUT THIS METHOD

Publication

EP 0036025 B1 19840606 (EN)

Application

EP 80101136 A 19800306

Priority

EP 80101136 A 19800306

Abstract (en)

[origin: EP0036025A1] In the course of continuous transport of filamentary material, mutually spaced portions thereof are selectively stretched, yielding articles having a longitudinal profile varying in filamentary material volume and of essentially constant filament density per unit volume. In producing cigarette filters, additive material is applied to the stretched material portions.

IPC 1-7

A24D 3/02; D01D 5/20

IPC 8 full level

A24D 3/02 (2006.01)

CPC (source: EP)

A24D 3/0225 (2013.01)

Designated contracting state (EPC)

CH DE GB IT

DOCDB simple family (publication)

EP 0036025 A1 19810923; EP 0036025 B1 19840606; DE 3068087 D1 19840712

DOCDB simple family (application)

EP 80101136 A 19800306; DE 3068087 T 19800306