Patents by Inventor Bella Moiseevna Tabenko

Bella Moiseevna Tabenko 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).

  • Method of preparing aromatic and heterocyclic sulphides and disulphides
    Patent number: 4010210
    Abstract: The method of preparing sulphides and disulphides of aromatic and heteroaromatic series which involves reacting an aromatic or heteroaromatic chlorine- or bromine-derivative with hydrogen sulphide at a temperature of 150.degree.-700.degree. C with subsequent isolation of the end product.
    Type: Grant
    Filed: April 29, 1975
    Date of Patent: March 1, 1977
    Inventors: Mikhail Grigorievich Voronkov, Eleonora Nikolaevna Deryagina, Evgeny Andreevich Chernyshev, Valentina Ivanovna Savushkina, Anatoly Samuilovich Nakhmanovich, Bella Moiseevna Tabenko