Machines of the liquid flow-type in which there is a constant flow of liquid into a vat, the liquid flowing through a revolving strainer and thence out of the vat, the textile in the vat thereby being treated with a constantly fresh supply of liquid.
SEE OR SEARCH CLASS
210, Liquid Purification or Separation, appropriate subclasses, especially
348+, for filters for separating solids in general from liquids.