Experience of Delaware Power and Light Co in Wilmington, Del; stethoscope proves valuable in locating service leak-age and reducing unaccounted-for gas losses; example of report of tests on service leaks. Before Pa Gas Assn.
Listening for leaks
Gas Age-Rec
Gas Age-Record ; 76 , n 3
1935
2 pages
Article (Journal)
English
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Engineering Index Backfile | 1922
|NTRS | 1984
|NTRS | 1998
Engineering Index Backfile | 1943
|Emerald Group Publishing | 2001