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Title: Acoustic data transmission through a drill string

Abstract

Acoustical signals are transmitted through a drill string by canceling upward moving acoustical noise and by preconditioning the data in recognition of the comb filter impedance characteristics of the drill string. 5 figs.

Inventors:
Issue Date:
Research Org.:
AT and T Technologies, Inc., Greensboro, NC (USA)
OSTI Identifier:
6278864
Patent Number(s):
-US-A7184326
Application Number:
ON: DE89009602
Assignee:
US Dept. of Energy SNL; EDB-89-056251
DOE Contract Number:  
AC04-76DP00789
Resource Type:
Patent
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; DRILL PIPES; DATA TRANSMISSION; ACOUSTICS; DESIGN; EQUATIONS; INVENTIONS; WAVE PROPAGATION; COMMUNICATIONS; DRILLING EQUIPMENT; EQUIPMENT; PIPES; 420206* - Engineering- Mining & Drilling Equipment & Facilities- (1980-1989)

Citation Formats

Drumheller, D.S. Acoustic data transmission through a drill string. United States: N. p., 1988. Web.
Drumheller, D.S. Acoustic data transmission through a drill string. United States.
Drumheller, D.S. Thu . "Acoustic data transmission through a drill string". United States.
@article{osti_6278864,
title = {Acoustic data transmission through a drill string},
author = {Drumheller, D.S.},
abstractNote = {Acoustical signals are transmitted through a drill string by canceling upward moving acoustical noise and by preconditioning the data in recognition of the comb filter impedance characteristics of the drill string. 5 figs.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1988},
month = {4}
}