In February, 1915, our high pressure system consisted of 12.8 miles of threaded and coupled pipe, ranging from " to 4" and 14.6 miles of 4"...
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https://www.riss.kr/link?id=O129331112
1916년
eng
학술저널
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다운로드다국어 초록 (Multilingual Abstract)
In February, 1915, our high pressure system consisted of 12.8 miles of threaded and coupled pipe, ranging from " to 4" and 14.6 miles of 4"...
In February, 1915, our high pressure system consisted of 12.8 miles of threaded and coupled pipe, ranging from " to 4" and 14.6 miles of 4" universal pipe; 40 pounds per square inch being maintained throughout. Some of these mains were direct high pressure, with a governor on each service, while others supplied districts with low pressure through district governors. The plant at the Springfield works consisted of one Ingersoll-Rand, cross compound, duplex compressor, class H, size 11 X 18 X 10 inches and...
TWELFTH ANNUAL CONVENTION, ILLINOIS GAS ASSOCIATION
Address of President Wm. C. Butterworth, to the Wisconsin Gas Association