Patents by Inventor Wanchai Ratanasirigulcha

Wanchai Ratanasirigulcha 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).

  • Charge holder apparatus
    Patent number: 7347279
    Abstract: An adapter is provided for holding and mounting a shaped charge having a non-standard size into a standard loading tube of a hollow carrier gun. The adapter may include a housing assembly having an interior bore to hold a relatively small shaped charge and an exterior surface sized for mounting in a standard loading tube via a standard jacket. Alternatively, the adapter may include an improved jacket having interior ribs for supporting a relatively small shaped charge and an exterior surface for mounting the shaped charge in a standard loading tube of a relatively large gun.
    Type: Grant
    Filed: February 6, 2004
    Date of Patent: March 25, 2008
    Assignee: Schlumberger Technology Corporation
    Inventors: Haoming Li, Mark C. Duhon, Wanchai Ratanasirigulcha, Steven W. Henderson
  • CHARGE HOLDER APPARATUS
    Publication number: 20050173118
    Abstract: An adapter is provided for holding and mounting a shaped charge having a non-standard size into a standard loading tube of a hollow carrier gun. The adapter may include a housing assembly having an interior bore to hold a relatively small shaped charge and an exterior surface sized for mounting in a standard loading tube via a standard jacket. Alternatively, the adapter may include an improved jacket having interior ribs for supporting a relatively small shaped charge and an exterior surface for mounting the shaped charge in a standard loading tube of a relatively large gun.
    Type: Application
    Filed: February 6, 2004
    Publication date: August 11, 2005
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: HAOMING LI, MARK DUHON, WANCHAI RATANASIRIGULCHA, STEVEN HENDERSON