Title:
APPARATUS AND METHOD FOR FORMING MATERIALS
Document Type and Number:
WIPO Patent Application WO2004044280
Kind Code:
A3
Abstract:
The application relates to an extrusion apparatus, which comprises at least one first reservoir (1) connected at a first end to a first opening of a plurality of regulatory modules (4). The regulatory modules or spinnerets contain tubular passages (17) through which dope material (25) is extrudable. The extrusion apparatus (4) has at least 1,000 of the tubular passages (17) per square metre crosssection.
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Inventors:
VOLLRATH FRIEDRICH WILHELM LUD (GB)
KNIGHT DAVID PHILIP (GB)
KNIGHT DAVID PHILIP (GB)
Application Number:
PCT/EP2003/013031
Publication Date:
November 18, 2004
Filing Date:
November 14, 2003
Export Citation:
Assignee:
SPIN TEC ENGINEERING GMBH (DE)
VOLLRATH FRIEDRICH WILHELM LUD (GB)
KNIGHT DAVID PHILIP (GB)
VOLLRATH FRIEDRICH WILHELM LUD (GB)
KNIGHT DAVID PHILIP (GB)
International Classes:
B29C48/30; D01D1/06; D01D4/02; D01D5/06; D01D5/30; (IPC1-7): D01D5/06; D01D1/06; D01D4/02; D01D5/30
Domestic Patent References:
| WO2001038614A1 | 2001-05-31 | |||
| WO1994028210A1 | 1994-12-08 |
Foreign References:
| EP0376911A2 | 1990-07-04 | |||
| EP0997560A1 | 2000-05-03 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 10 10 October 2002 (2002-10-10)
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