US 12,006,777 B2
Multiple swivels and rotation motor system
Yuan Zhang, Missouri City, TX (US); and Robello Samuel, Cypress, TX (US)
Assigned to Landmark Graphics Corporation, Houston, TX (US)
Filed by Landmark Graphics Corporation, Houston, TX (US)
Filed on Jul. 29, 2021, as Appl. No. 17/388,869.
Prior Publication US 2023/0029884 A1, Feb. 2, 2023
Int. Cl. E21B 17/05 (2006.01); E21B 4/16 (2006.01)
CPC E21B 17/05 (2013.01) [E21B 4/16 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
a first drill string portion comprising one or more of a first set of drill pipe segments, first sensors, or first downhole tools, wherein a first uphole longitudinal end of the first drill string portion is attached to surface equipment and the first drill string portion is inserted in a borehole;
a first movement isolator, attached to a first downhole longitudinal end of the first drill string portion, operable to isolate movement from the first drill string portion;
a second drill string portion, comprising one or more of a second set of drill pipe segments, second sensors, or second downhole tools wherein a second uphole longitudinal end of the second drill string portion is attached to the first movement isolator;
a second movement isolator, attached to a second downhole longitudinal end of the second drill string portion;
a third drill string portion comprising one or more of a third set of drill pipe segments, third downhole tools, or third sensors wherein a third uphole longitudinal end of the third drill string portion is attached to the second movement isolator, which is operable to isolate movement from the second drill string portion and the third drill string portion;
a third movement isolator, attached to a third downhole longitudinal end of the third drill string portion; and
an end of drill string portion comprising a drill bit assembly, wherein the third movement isolator is operable to isolate movement from the end drill string portion and the third drill string portion, and one of the first, second, or third drill string portions further include multiple movement devices capable of causing both axial movement and rotational movement of the one of the first, second, or third drill string portions, wherein a first one of the multiple movement devices is capable of causing the axial movement and at least another one of the multiple movement devices that is different than the first one is capable of causing the rotational movement.