Characteristics of ultrasonic ranging sensors in an underground environment
By: by W.H. Strickland and R.H. King.
Contributors: King, Robert H.
Series: Report of investigations ;; 9452; Report of investigations (United States. Bureau of Mines) ;; 9452.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1993
Place of publication: Washington, D.C
Language: eng
Number of pages: 39
Subjects: Mining machinery -- Automatic control.; Sonar.
Notes: Includes bibliographical references (p. 35-36).