pattinsons process

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pattinsons süreci
Английский Язык - Английский Язык
The processwas invented in 1833 by Hugh Lee Pattinson, an English metallurgist
A process of desilverizing argentiferous lead by repeated meltings and skimmings, which concentrate the silver in the molten bath, the final skimmings being nearly pure lad
pattinsons process
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