Patents by Inventor Stanley O. Hutchison

Stanley O. Hutchison 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 determining actual size of flow openings in a tubular member located in a well
    Patent number: 3982324
    Abstract: A method of using an impression element to determine the actual size of a flow opening in a tubular member located in a well by comparing an extrusion formed on the impression element with calibrated data on extrusion size vs. actual hole size.
    Type: Grant
    Filed: December 23, 1974
    Date of Patent: September 28, 1976
    Assignee: Chevron Research Company
    Inventors: Stanley O. Hutchison, Glenn W. Anderson
  • Impression material for use in an impression packer
    Patent number: 3963654
    Abstract: An impression packer for use in obtaining impressions in wells and having an impression sleeve formed of a mixture of partially curved synthetic nitrile rubber, natural rubber smoked sheet, silica powder and rubber processing oil.
    Type: Grant
    Filed: July 29, 1974
    Date of Patent: June 15, 1976
    Assignee: Chevron Research Company
    Inventors: Stanley O. Hutchison, Glenn W. Anderson, Gordon L. Newby
  • Method of obtaining impression information from a well
    Patent number: 3960212
    Abstract: A self-contained wire line inflatable packer useful to carry an impression sleeve into a well for making impressions of the well surface, the inflatable sleeve of the wire line packer being automatically sequentially inflated and deflated by a valve controlled by a sequencing timer actuating means.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: June 1, 1976
    Assignee: Chevron Research Company
    Inventor: Stanley O. Hutchison
  • Method of obtaining permeability information from an underground formation penetrated by a well
    Patent number: 3960014
    Abstract: A method of using an impression element in a tubular member positioned in a well and having a flow opening located under liquid to obtain information on the effective connection to permeability of the flow opening with the formation penetrated by the well.
    Type: Grant
    Filed: December 20, 1974
    Date of Patent: June 1, 1976
    Assignee: Chevron Research Company
    Inventors: Stanley O. Hutchison, Glenn W. Anderson
  • Gas operated hydraulically actuated wire line packer
    Patent number: 3960211
    Abstract: A self-contained wire line inflatable packer useful to carry an impression sleeve into a well for making impressions of the well surface, the inflatable sleeve of the wire line packer being automatically sequentially inflated and deflated by a valve controlled by a sequencing timer actuating means driven by an operating gas.
    Type: Grant
    Filed: September 30, 1974
    Date of Patent: June 1, 1976
    Assignee: Chevron Research Company
    Inventors: Stanley O. Hutchison, Neal L. Mitchell