Patents by Inventor Arkady Dyckman

Arkady Dyckman 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).

  • Process and catalyst for purifying phenol
    Publication number: 20060129003
    Abstract: The goal of this invention is to produce phenol of high purity by conversion of impurities that are present in the starting phenol, which is produced by the decomposition of cumyl hydroperoxide. The indicated goal is achieved by purifying the phenol containing admixtures of aliphatic and aromatic carbonyl compounds with an aluminum zirconium catalyst.
    Type: Application
    Filed: February 1, 2006
    Publication date: June 15, 2006
    Applicant: General Electric Company
    Inventors: Arkady Dyckman, John Fulmer, Boris Krasy, Viktor Pinson, Yury Shavandin, Genrikh Yavshits, Andrey Zinenkov
  • Method of producing cumene hydroperoxide
    Publication number: 20050272959
    Abstract: The specification provides a method of producing cumene hydroperoxide by continuous aqueous-emulsion oxidation at a high temperature and pressure in a cascade of reactors, wherein the process is conducted in the presence of a mixture of an aqueous solution of an ammonium salt with a concentration of 0.001-0.5 mass % and an aqueous solution of ammonia with a concentration of 0.001-0.5 mass %, which mixture is fed into each oxidation reactor in an ammonia:ammonium salt mass ratio of 1:100 to 100:1.
    Type: Application
    Filed: July 6, 2005
    Publication date: December 8, 2005
    Inventors: Arkady Dyckman, John Fulmer, Viktor Pinson, Andrey Zinenkov, Boris Gorovits