SPEAR LOCK

Brand	Owner	Address	Description
SPEARLOCK	Globus Medical Inc.	2560 General Armistead Ave Audubon PA 19403	SPEAR LOCK;Medical devices, namely, implants consisting of artificial materials used for fixation of soft tissue and bone;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

A method and apparatus for holding and turning a tubular and string of tubulars, such as casing, for make-up and drilling with the tubulars are disclosed. The apparatus generally includes a spear and a clamping head, both of which are mounted to a top drive. The spear and the clamping head can be engaged to transmit torque therebetween from the top drive. In addition, an aspect of the invention provides variable height wickers positioned on slips to enable use of the slips with variable inner diameter (ID) and weight casing without deformation or rupture of the casing. Still further, a casing collar is also provided to provide reinforcement to the casing in the area of slip contact with the casing ID.