Process for the regeneration of sodium hydroxide from sodium sulfide

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5508018
SERIAL NO

08433913

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention is directed toward a process for regenerating sodium hydroxide (NaOH) from aqueous solutions of sodium sulfide (Na.sub.2 S) comprising heating aqueous sodium sulfide in the presence of a metal selected from the group consisting of iron and cobalt, for a time and at a temperature sufficient to form a metal sulfide, sodium hydroxide and molecular hydrogen.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EXXON RESEARCH & ENGINEERING COLAW DEPARTMENT 180 PARK AVENUE P O BOX 390 FLORHAM PARK NJ 07932

International Classification(s)

loading....
  • 1995 Application Filing Year
  • C01D Class
  • 33 Applications Filed
  • 15 Patents Issued To-Date
  • 45.46 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances19951996199719980255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brons, Glen Phillipsburg, NJ 10 486
Myers, Ronald D Calgary, CA 16 663

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 9 Citation Count
  • C01D Class
  • 12.50 % this patent is cited more than
  • 29 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges267101 - 1011 - 2021 - 3000.511.522.533.544.555.566.577.5

Forward Cite Landscape

Load Citation