The fire placed under the boilers of large engines, is never regulated with sufficient uniformity to prevent the steam, which they contain, from acquiring,...
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https://www.riss.kr/link?id=O134012628
1840년
eng
학술저널
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다운로드다국어 초록 (Multilingual Abstract)
The fire placed under the boilers of large engines, is never regulated with sufficient uniformity to prevent the steam, which they contain, from acquiring,...
The fire placed under the boilers of large engines, is never regulated with sufficient uniformity to prevent the steam, which they contain, from acquiring, now and then, a higher degree of elasticity than that which they are capable of resisting. To prevent this inconvenience and the dangerous explosions which would ensue from it, is the object of a little apparatus which is very appropriately named a safety valve.
SPECIFICATIONS OF AMERICAN PATENTS
An examination of the critical observations which has been made upon the preceding memoir