Patents by Inventor Alexander SCHLUTTER

Alexander SCHLUTTER 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).

  • Gate valve for a chemical plant
    Patent number: 10274091
    Abstract: A gate valve for a chemical plant including a valve housing having an upper opening and an opposite lower opening; an upper sealing seat and a lower sealing seat disposed on the valve housing; a valve gate movably disposed in the valve housing, for blocking a path between the openings in a closed position and opening said path in an open position, the valve gate comprising a first plate having lower surface with a blind recess and a second plate at least partially disposed in the blind recess; wherein, in the closed position, the upper sealing seat sealingly engages the first plate, the lower sealing seat sealingly engages the second plate and the second plate is at least indirectly in contact with the first plate.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: April 30, 2019
    Assignee: PAUL WURTH S.A.
    Inventors: Alexander Schlutter, Rainer Schmitz
  • GATE VALVE FOR A CHEMICAL PLANT
    Publication number: 20180094731
    Abstract: A gate valve for a chemical plant including a valve housing having an upper opening and an opposite lower opening; an upper sealing seat and a lower sealing seat disposed on the valve housing; a valve gate movably disposed in the valve housing, for blocking a path between the openings in a closed position and opening said path in an open position, the valve gate comprising a first plate having lower surface with a blind recess and a second plate at least partially disposed in the blind recess; wherein, in the closed position, the upper sealing seat sealingly engages the first plate, the lower sealing seat sealingly engages the second plate and the second plate is at least indirectly in contact with the first plate.
    Type: Application
    Filed: October 4, 2017
    Publication date: April 5, 2018
    Inventors: Alexander SCHLUTTER, Rainer SCHMITZ