[12] Patent
[11] Patent No.:GC0009296  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2018                56/2018  
Number of the Decision to Grant the Patent:2018/141109
Date of the Decision to Grant the Patent:06/Dec/2018

[21] Application No.:GC 2014-26629

[22] Filing Date:6/3/2014

[30] Priority:

[33] State [32] Priority date [31] Priority No.
US
8/3/2013
61/774,700

[72] Inventor: Phillip William Tracadas

[73] Owner: Halliburton Energy Services, Inc, 10200 Bellaire Boulevard, Houston 77072 , Texas, USA

[74] Agent: Abu-Gazaleh Intellectual Property L.L.C

  

 

  

[51]IPC:
E21B 47/00; G01V 1/48

[56] Cited Documents:

-US 5469736 A (Moake; Gordan) 28 November 1995  
Examiner: Eng. Saleh M. AlAqil

[54] REMOVING RING DOWN EFFECTS FROM SONIC WAVEFORMS
[57] Abstract: An illustrative acoustic range finding method including deploying a tool downhole, transmitting a first acoustic waveform with a transmitting acoustic transducer of the tool, receiving a second acoustic waveform with a receiving acoustic transducer of the tool, removing a deterministic waveform from the second acoustic waveform to obtain an echo waveform, and deriving a measurement from said echo waveform.
No. of claims: 20     No. of figures: 8


 

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