US 12,247,451 B2
Method and apparatus for operating hydraulic equipment through a rotary table
Caleb E. M. Fulks, McKinney, TX (US)
Assigned to Consolidated Rig Works, L.P., Fort Worth, TX (US)
Filed by Consolidated Rig Works, L.P., Fort Worth, TX (US)
Filed on Jul. 31, 2023, as Appl. No. 18/362,554.
Prior Publication US 2025/0043634 A1, Feb. 6, 2025
Int. Cl. E21B 3/04 (2006.01)
CPC E21B 3/04 (2013.01) 19 Claims
OG exemplary drawing
 
19. An apparatus for providing hydraulic power below a snubbing unit, comprising:
a swivel assembly having at least one hydraulic port therein, the swivel assembly defining a first hydraulic channel connected to the at least one hydraulic port;
a rotary table;
a rotary mounted within the rotary table having a second hydraulic port therein below the rotary table, the rotary defining a second hydraulic channel therein connected to the second hydraulic port, wherein the rotary is connected to the swivel assembly such that the first hydraulic channel aligns with the second hydraulic channel to provide for hydraulic fluid flow therebetween;
wherein hydraulic fluid is provided from the at least one hydraulic port through the first hydraulic channel of the swivel assembly and the second hydraulic channel of the rotary to the second hydraulic port below the rotary table; and
a hydraulically powered mechanism connected below the rotary table and receiving the hydraulic fluid to power the hydraulically powered mechanism from the second hydraulic port below the rotary table.