JPS5370128A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Production of hollow fiber
Assignee: Zeon Corp
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Filing: 1976-11-29
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Granted: —
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Expires: 1996-11-29
Abstract
Abstract PURPOSE: Semi-dry, semi-wet spinning of a polymer solution is conducted by extruding the solution from ring-shape slits simultaneously with injecting a liquid into the center of the fibers, thus producing hollow fibers having balanced round crosssection, uniform wall thickness and high permeation selectivity. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Yasushi Jo
- 👤 Noriaki Kaneko
- 👤 Shigehiko Oikawa
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-04 15:07
CPC Classifications
—
Claims Analysis
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References Cited (Backward Citations)
JPS50156316A
Cited
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