Patents by Inventor Angus Joseph Dickson Reid

Angus Joseph Dickson Reid 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).

  • Gasoline composition
    Patent number: 4055402
    Abstract: Polybutene polyamine alcohols are prepared by reacting a halogenated polybutene with a polyamino alcohol. They have good properties as carburetor detergents.
    Type: Grant
    Filed: July 19, 1974
    Date of Patent: October 25, 1977
    Assignee: The British Petroleum Company Limited
    Inventors: John Battersby, Eric Simon Forbes, Angus Joseph Dickson Reid
  • Solvent extraction
    Patent number: 4045332
    Abstract: The degradation of furfural, used in the solvent extraction of aromatics, is inhibited by the use of a furfural-soluble, recoverable amine having a pK.sub.a greater than that of aniline. The preferred amine is N,N-diethyl aniline and the amount used may be 0.001 to 5% wt., preferably 0.01 to 2% wt. by weight of furfural.The recoverable amine may be used in combination with a non-recoverable amine, eg. tri-ethanolamine, the amount of non-recoverable amine being preferably 1 to 1000 ppm wt., particularly 5 to 50 ppm.
    Type: Grant
    Filed: April 27, 1976
    Date of Patent: August 30, 1977
    Assignee: The British Petroleum Company Limited
    Inventors: Eric Simon Forbes, Angus Joseph Dickson Reid