Specific Gravity Studies Of Illinois Coal

Author : Merle L. Nebel
Publisher : Forgotten Books
ISBN 13 : 9780666070142
Total Pages : 58 pages
Book Rating : 4.0/5 (71 download)

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Download or read book Specific Gravity Studies of Illinois Coal (Classic Reprint) written by Merle L. Nebel and published by Forgotten Books. This book was released on 2018-02-21 with total page 58 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Specific Gravity Studies of Illinois Coal The investigation was carried on under the direction of Professor H. H. Stock of the University of Illinois, who suggested the problem and whose advice and criticism were Of great value. Experiments were conducted in the laboratories of the Department of Mining Engineering of the University of Illinois, and field trips were made to the Vermilion county coal field, where samples of coal were collected from a number Of mines. Other samples were obtained from various sources. The author is indebted to Professor E. A. Holbrook of the Department of Mining Engineering of the University of Illinois for assistance in securing sam ples of coal and for valuable suggestions and criticisms during the prog ress of the work; and also to Professor S. W. Parr of the Department of Chemistry of the University of Illinois, and Mr. Fred H. Kay, of the Illinois State Geological Survey, for advice. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.