Patents by Inventor George F. Urban

George F. Urban 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).

  • Reaction products of boric acid and alkanoletheramines and their use as corrosion inhibitors
    Patent number: 5055231
    Abstract: This invention is directed to a product formed by reacting under condensation conditions, in effective molar ratios, an orthoboric acid and an alkanoletheramine having the formulaH(OCHR-CH.sub.2).sub.n --OR.sub.1 NH.sub.2whereinR is hydrogen or lower alkyl, R.sub.1 is lower alkylene andn is 1-5.
    Type: Grant
    Filed: March 10, 1989
    Date of Patent: October 8, 1991
    Assignee: REWO Chemische Werke GmbH
    Inventors: Franz-Josef Hadamik, Wilfried Kappa, George F. Urban