[12] Patent
[11] Patent No.:GC0007655  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/126531
Date of the Decision to Grant the Patent:26/Apr/2018

[21] Application No.:GC 2011-20082

[22] Filing Date:20/12/2011

[30] Priority:

[33] State [32] Priority date [31] Priority No.
US
21/12/2010
12/974,212

[72] Inventors:1- Jason D. DYKSTRAŘŚ2- Michael L. FRIPP

[73] Owner: HALLIBURTON ENERGY SERVICES, INC., 10200 Bellaire Blvd., Houston, Texas 77027, USA

[74] Agent: Suleiman I. Al-Ammar Law Office

  

 

  

[51]IPC:
Int. Cl.: E21B 34/00, 43/00 (2006.01)

[56] Cited Documents:

-US 04418721 A (HOLMES; ALLEN B.) 6 December 1983
-EP 0304988 A1 (SHELL INTERNATIONALE RESEARCH) 1 March 1989
-US 04518013 A (LAZARUS; JOHN H.) 21 May 1985
-US 04276943 A (HOLMES; ALLEN B.) 7 July 1981
 
Examiner: Eng. Mohammed A. AlShamrani

[54] AN EXIT ASSEMBLY WITH A FLUID DIRECTOR FOR INDUCING AND IMPEDING ROTATIONAL FLOW OF A FLUID
[57] Abstract: According to an embodiment, an exit assembly comprises: a first fluid inlet; a first fluid outlet; and at least one fluid director, wherein the fluid enters the exit assembly in one direction, in another direction, or combinations thereof, and wherein the at least one fluid director induces flow of the fluid rotationally about the assembly when the fluid enters in the one direction and impedes flow of the fluid rotationally about the assembly when the fluid enters in the another direction. In another embodiment, the exit assembly includes two or more fluid inlets. According to another embodiment, a flow rate restrictor comprises: a fluid switch; and the exit assembly. According to another embodiment, the flow rate restrictor is for use in a subterranean formation.
No. of claims: 29     No. of figures: 9


 

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