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JPS5370128A Expired / Lapsed JP ⏱️ 0.0 years remaining

Production of hollow fiber

Assignee: Zeon Corp
•
Filing: 1976-11-29
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Granted: —
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Expires: 1996-11-29
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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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