Patents by Inventor Wolfgang Stuckart

Wolfgang Stuckart 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 for the separation of substances from a liquid and device for effecting such a process
    Patent number: 5164094
    Abstract: A process for the flocculation, precipitation, agglomeration or coagulation of substances or microorganisms present in a liquid in a dissolved, colloidally dissolved, suspended or emulsified state and a device for carrying out the process. The respective liquid is exposed to one or several fields of stationary ultrasonic waves, the ultrasonic frequency f being higher than one seventh of a cutoff frequency fo which depends on the kinematic viscosity of the liquid and the effective radius of the particles present in the liquid.The device includes an ultrasonic treatment tank which receives the liquid to be purified and is provided with an ultrasonic transducer radiating the ultrasonic waves to an opposing reflecting surface.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: November 17, 1992
    Inventor: Wolfgang Stuckart