Patents by Inventor Henry Paul Lindner

Henry Paul Lindner 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).

  • Acoustic Isolator
    Publication number: 20090107757
    Abstract: An acoustic isolator for use with downhole subterranean exploration and production operations, where the operations transmit acoustic signals into a subterranean formation. The acoustic isolator comprises a series of threaded fittings and is disposed on a downhole tool between a transmitter and a receiver. The acoustic isolator substantially attenuates the acoustic signal along the body and minimizes its effect on the receiver.
    Type: Application
    Filed: October 22, 2008
    Publication date: April 30, 2009
    Applicant: Baker Hughes Incorporated
    Inventors: Henry Paul Lindner, Yibing Zheng
  • Double wall plug control valve
    Patent number: 4041982
    Abstract: The control valve is provided with a double walled cage and a valve plug slidably mounted between the perforated walls of the cage. The control valve serves to reduce gas-generated noise when used for gas service and to control both cavitation and noise when used in liquid service.
    Type: Grant
    Filed: January 9, 1976
    Date of Patent: August 16, 1977
    Assignee: Kieley & Mueller, Inc.
    Inventor: Henry Paul Lindner