Ultra low frequency electromagnetic fire alarm system for underground mines
Our rough guess is there are 2,750 words in this book.
At a pace averaging 250 words per minute, this book will take 0 hours and 11 minutes to read. With a half hour per day, this will take 1 days to read.
How long will it take you?
This book will take an estimated to read at a reading speed averaging words per minute. With 30 minutes per day, this will take to read.
Enter your reading speedYou can take one of our WPM reading speed tests to find your reading speed.
Create a free account to track your reading progress, build your reading list, and set reading goals.
Author
Contributions
- Pomroy, William H. - Contributor
Publication
1991 - U.S. Dept. of the Interior, Bureau of Mines, Washington, DC, District of Columbia
Language
English
Word Count
2,750 words, Guess
Page Count
11 pages
Identifiers
- Library of Congress Control Number91010026
- Open LibraryOL22073768M
Classifications
- LCCTN23 .U43
Subjects
Topics
Mine firesFire alarmsMines firesPrevention and controlELF electromagnetic fieldsMines fires -- Prevention and control
Series Statement
- Report of investigations (United States. Bureau of Mines) -- 9377
Other Editions
- Ultra low frequency electromagnetic fire alarm system for underground mines
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!