Snubbing unit with improved slip assembly
OwnerDavid A. Buckinventor
Life of this patent
Estimating the term…
Abstract
An improved snubbing unit including a snubbing unit base, a lifting assembly having a platform positioned above the base, a rotary table positioned on the snubbing unit, and a first slip assembly positioned on the rotary table. The first slip assembly further includes a base plate with a center aperture formed therein, at least two separate slip frames positioned on the base plate around the center aperture, wherein each of the slip frames includes a slip surface, and a die carrier positioned within each of the slip frames, wherein each of the die carriers also includes a surface for engagement with the slip surfaces of said slip frames. Additionally, a second slip assembly will be positioned on the snubbing unit.
Claims13
An improved snubbing unit comprising:
- a. a snubbing unit base;
- b. a lifting assembly having a platform positioned above said base;
- c. a rotary table positioned on said snubbing unit;
- d. a first slip assembly positioned on said rotary table, said first slip assembly including:
- i. a base plate with a center aperture formed therein,
- ii. at least two separate slip frames positioned on said base plate around said center aperture, each of said slip frames including a slip surface;
- iii. a die carrier positioned within each of said slip frames, each of said die carriers also including a surface for engagement with said slip surfaces of said slip frames;
- and
- e. a second slip assembly positioned on said snubbing unit.
Dependencies are inferred from the claim text.