Patent JPS5388671A successfully refreshed from Google Patents.
JPS5388671A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Regenerating method for ion exchange membrane in electrodialysis
Assignee: Hitachi Ltd
•
Filing: 1977-01-14
•
Granted: —
•
Expires: 1997-01-14
Abstract
Abstract PURPOSE: To regenerate an ion exchange membrane with reduced activity to the original state completely within a short time, by adsorbing and removing hardly permeable org. ions moved into conc. water of electrodialysis, with active carbon. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Osamu Kuroda
- 👤 Sankichi Takahashi
- 👤 Harumi Matsuzaki
- 👤 Seiji Koike
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 21:18
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.