Record Display for the EPA National Library Catalog

RECORD NUMBER: 13 OF 23

OLS Field Name OLS Field Data
Main Title Gas Requirements to Pressurize Abandoned Deep Mines. A Study of the Use of Inert Gases to Eliminate Acid Pollution from Abandoned Deep Mines.
CORP Author Rice (Cyrus Wm.) and Co., Pittsburgh, Pa.
Year Published 1969
Report Number FWPCA-WPRD-227;
Stock Number PB-230 863
Additional Subjects Mine waters ; Water pollution ; Coal mines ; Gas injection ; Pennsylvania ; Nitrogen ; Pressurizing ; Mine acid drainage ; Water pollution control
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB-230 863 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. NTIS 06/23/1988
Collation 97p
Abstract
This study is the first phase of a complete inert gas blanketing demonstration project, involving the pressurization of abandoned deep mines with air to determine the gas injection rates required to maintain positive pressures within the mine during normal barometric changes.