| 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 |
Some EPA libraries have a fiche copy filed under the call number shown. |
|
07/26/2022 |
|
| 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. |
| Supplementary Notes |
See also report dated Aug 73, PB-224 931. |
| PUB Date Free Form |
Sep 69, |
| Category Codes |
13B |
| NTIS Prices |
PC A05/MF A01 |
| Document Type |
NT |
| Cataloging Source |
NTIS/MT |
| Control Number |
326587377 |
| Origin |
NTIS |
| Type |
CAT |
