发明申请
- 专利标题: Device for the Extrusion of Filaments and for the Production of Spunbonded Fabrics
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申请号: US16753461申请日: 2018-10-03
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公开(公告)号: US20200291545A1公开(公告)日: 2020-09-17
- 发明人: Ibrahim Sagerer-Foric
- 申请人: LENZING AKTIENGESELLSCHAFT
- 优先权: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@424c9df3
- 国际申请: PCT/EP2018/076909 WO 20181003
- 主分类号: D01D5/098
- IPC分类号: D01D5/098 ; D01D4/02 ; D01F2/00 ; B29C48/345 ; B29C48/05 ; B29C48/14
摘要:
A device (1) for the extrusion of filaments (2) comprising a plurality of extrusion capillaries (3) arranged in at least two consecutive rows and having extrusion openings (4) for extruding a spinning solution, whereby the filaments (2) are formed, and a plurality of components (7, 8, 10) for the generation of a gas stream for producing a gas stream oriented essentially in the direction of the extrusion of the filaments (2) at least in the area of the extrusion openings (4), wherein the extrusion capillaries (3) are arranged in extrusion columns (6) which protrude from a base plate (5) and are formed in one piece with said base plate (5).
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