ollowing description required and delivering the product concentrated to of the Yaryan process and apparatus for evaporation the exact density desired continuously. 3. The liquor is not subjected to high and injurious temperatures for of liquids, not only as of interest from a scientific point of… … Previously to the introduction of the Yaryan A second test was demanded by the judges, YARYAN’S TRIPLE EFFECT APPARATUS. system, every attempt to evaporate the spent such efficiency seeming impossible. A medal alkali liquor of soda pulp mills had proved a was finally awarded the Yaryan Company…
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