Research Catalog

Effect of ultralow frequency signaling on blasting array current

Title: Effect of ultralow frequency signaling on blasting array current [microform] / by Kenneth E. Hjelmstad and Russell E. Griffin.
Author: Hjelmstad, Kenneth E.
Publication: Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993.

Additional Authors

Description

7 p. : ill.; 28 cm.

Series Statement

Report of investigations ; 9479

Uniform Title

Report of investigations (United States. Bureau of Mines) ; 9479.

Subject

Note

Bibliography (note)

Reproduction (note)

Call Number

READEX Microfiche I 28.23:9479

OCLC

marcive30616923

Author

Hjelmstad, Kenneth E.

Title

Effect of ultralow frequency signaling on blasting array current [microform] / by Kenneth E. Hjelmstad and Russell E. Griffin.

Imprint

Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993.

Series

Report of investigations ; 9479

Report of investigations (United States. Bureau of Mines) ; 9479.

Bibliography

Includes bibliographical references (p. 7).

Reproduction

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1994] 1 microfiche : negative.

Added Author

Griffin, Russell E.

United States. Bureau of Mines.

Other Form:

Original (OcoLC) 28547170

Gpo Item No.

0637-A (MF)

Sudoc No.

I 28.23:9479

Research Call Number

READEX Microfiche I 28.23:9479