filter press

British  

noun

1. an apparatus used for filtration consisting of a set of frames covered with filter cloth on both sides, between which the liquid to be filtered is pumped

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Example Sentences

Employees work on the production line at Jingjin filter press factory in Dezhou, Shandong province, China August 25, 2022.

From Reuters

The acid employed may be hydrochloric, which gives the best results, or sulphuric, which is used in Germany; sulphuric acid is more readily separated from the product than hydrochloric, since the addition of powdered chalk precipitates it as calcium sulphate, which may be removed by a filter press.

From Project Gutenberg

A great step was taken to aid drying by the invention of the filter press, in which the materials, after they are mixed and while still wet, are subjected to such pressure that all surplus water is removed and all air squeezed out, by which the inclosure of air bubbles in the clay is prevented.

From Project Gutenberg

The U. S. Department of Commerce received a report that one Dr. G. Kunike had been saving lobster and crab shells, bringing the chitin or bony structure thereof into colloidal solution, passing it through a filter press and drawing it out into artificial silk threads of greater tensile strength than the cellulose imitation.

From Time Magazine Archive

At a low temperature a sediment is often formed, but this can be overcome by the use of sugar and filtering the soap through a filter press at a low temperature.

From Project Gutenberg