The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2020
Filed:
Feb. 17, 2015
Halliburton Energy Services, Inc., Houston, TX (US);
Russell Irving Bayh, III, Carrollton, TX (US);
Xiaoguang Allan Zhong, Plano, TX (US);
HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US);
Abstract
A method and apparatus including a subsurface tool, such as a flapper closure valve, that has an integrally formed body and that includes at least one of an internal void located within the body of the flapper closure plate; and an indentation extending from an exterior surface of the body of the flapper closure plate, the indentation having an opening defining a first dimension along a first direction at the exterior surface of the body, the indentation defining an indentation surface extending within the body, the indentation surface defining a second dimension along the first direction within the body, the second dimension being greater than the first dimension. In one or more exemplary embodiments, the flapper closure plate is at least partially manufactured using an additive manufacturing process.