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:
Jul. 12, 2005
Filed:
Mar. 30, 2004
Johannes Wilhelmus Henricus Van Rijzingen, Oosterhout, NL;
Ronaldus R. M. Roling, Rosemalen, NL;
David B. Mason, Anaheim, CA (US);
Johannes Wilhelmus Henricus van Rijzingen, Oosterhout, NL;
Ronaldus R. M. Roling, Rosemalen, NL;
David B. Mason, Anaheim, CA (US);
Varco I/P. Inc., Orange, CA (US);
Abstract
An oil or gas well slip system is provided that includes a first movable member having an interactive contact surface and a second movable member having a mating interactive contact surface for slidable engagement with the interactive contact surface of the first movable member. The first and second movable members are each comprised of a first material. A second material, compositionally different from the first material, is attached to the interactive contact surface of either the first or the second movable member.