Patent US3723264A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3723264A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrochemical oxidation of olefinic compounds

Assignee: MW KELLOGG COMPANY (FORMED IN 1987)
•
Filing: 1969-04-28
•
Granted: 1973-03-27
•
Expires: 1989-04-28
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract AN IMPROVEMENT IS THE ELEATROCHEMICAL OXIDATION OF AN OLEFINIC COMPOUND COMPRISING AN ELECTROCHEMICAL CELL OF THE DIAPHRAGM TYPE IS PROVIDED BY OPERATING THE CELL WITH A DIAPHRAGM COMPRISING ASBESTOS AS A DIAPHRAGM MATRIX COMBINED WITH A HIGH MOLECULAR WEIGHT POLYMER AS A BINDER. THE MATRIX IS AN ASBESTOS OF THE SERPENTINE OR AMPHIBOLE TYPE WHILE THE BINDER COMPRISES AT LEAST ONE OF A GROUP OF CERTAIN POLYMERIC COMPOUNDS OF THE TYPE INCLUDING SYNTHETIC RUBBERS, AND THERMOPLASTIC AND THERMOSETTING POLYMERS AND COPOLYMRS OF HYDROCARBON AND SUBSTITUTED HYDROCARBON COMPOUNDS. THE POLYMERIC MATERIAL INCORPORATED INTO THE ASBESTOS MATRIX GLUES OR BINDS THE FIBERS OF THE ASBESIOS IN A LINKED OR GLUED STRUCTURE TO STRENGTHEN THE DIAPHRAGM AND PREVENT RUPTURE DURING CONTINUOUS OPERATION OF THE CELL.

Inventors

  • 👤 J Leduc
  • 👤 P Konrad
  • 👤 G Troemel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 12:51
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/02; C07D301/03; C07D301/14

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

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-03-26 1976-09-25 1977-03-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-03-26 1980-09-25 1981-03-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-03-26 1984-09-25 1985-03-27 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag