Patents by Inventor Paul R. Gustafson

Paul R. Gustafson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Regenerative CO.sub.2 absorbent
    Patent number: 4285918
    Abstract: Acid gases, such as CO.sub.2, can be extracted from a gaseous feed stream by contacting the exhausted inlet gas with an aqueous solution of 3-amino-1,2 propanediol, separating the regenerated feed stream from the aqueous amine solution and the acid gases dissolved therein, and further separating these dissolved acid constituents from the diol solution; finally, repeating the above cycle indefinitely.
    Type: Grant
    Filed: February 25, 1980
    Date of Patent: August 25, 1981
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Paul R. Gustafson
  • Air revitalization materials
    Patent number: 4238464
    Abstract: Revitalization of air by circulation thereof through a quantity of a salt zirconium, titanium or boron and oxygen in the peroxide or higher positive valence state and by mixtures thereof with an alkali metal or alkaline earth hydroxide, oxide, peroxide, superoxide, or ozonide or mixture thereof.
    Type: Grant
    Filed: August 9, 1978
    Date of Patent: December 9, 1980
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Paul R. Gustafson
  • Air revitalization compositions
    Patent number: 4113646
    Abstract: Air revitalization compositions containing potassium superoxide which furr comprises from about 2 to about 10 weight percent of lithium monoxide, from about 0 to about 2 weight percent of silicon dioxide, and either from 5 to 10 weight percent of lithium metaborate or from 3 to 8 weight percent of calcium sulfate.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: September 12, 1978
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Paul R. Gustafson