US 11,746,618 B2
Cementing apparatus for reverse cementing
Ishwar Dilip Patil, Spring, TX (US); Handoko Tirto Santoso, Houston, TX (US); Lonnie Carl Helms, Humble, TX (US); Jinhua Cao, Humble, TX (US); Frank Vinicio Acosta, Spring, TX (US); Mayur Narain Ahuja, Friendswood, TX (US); and Rajesh Parameshwaraiah, Houston, TX (US)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Nov. 3, 2020, as Appl. No. 17/88,096.
Prior Publication US 2022/0136364 A1, May 5, 2022
Int. Cl. E21B 33/14 (2006.01)
CPC E21B 33/14 (2013.01) 11 Claims
OG exemplary drawing
 
1. A cementing apparatus, comprising:
a housing;
a fixed member coupled with the housing, the fixed member having at least one fixed member fluid opening therein; and
a moving member positioned downhole of the fixed member and movable between a circulating position and a cemented position, the moving member having at least one moving member fluid opening therein, the at least one moving member fluid opening rotationally or radially offset from the at least one fixed member fluid opening.