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:
Mar. 23, 2010
Filed:
Mar. 30, 2007
James Andy Oxford, Magnolia, TX (US);
John H. Stevens, Spring, TX (US);
James L. Duggan, Friendswood, TX (US);
Redd H. Smith, The Woodlands, TX (US);
James Andy Oxford, Magnolia, TX (US);
John H. Stevens, Spring, TX (US);
James L. Duggan, Friendswood, TX (US);
Redd H. Smith, The Woodlands, TX (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
A shrink-fit sleeve assembly comprising a bit body includes at least one sleeve port with a substantially tubular sleeve disposed therein and interferingly engaged therewith. The sleeve port includes an internal surface of substantially circular cross-section, and the tubular sleeve includes an internal nozzle port and an external surface of substantially circular cross-section. A lateral dimension of an external surface is equal to or greater than a first dimension at ambient temperature. A nozzle assembly and a method of manufacturing or retrofitting a drill bit are also disclosed.