I claim: 1. In a classifier which comprises a downwardly tapering chamber, means for withdrawing material respectively from lower and upper portions of the chamber,gypsum powder plant and an agitat...
A comparison between the straight lines which were found for the different printing inks shows that the flow limits of the SiO2 -containing pigment compositions c and d and the thus-made printing i...
In this regard it may be noted that grinding agents such as stearic acid heretofore used in wet-milling aluminum flake pigments dissolve in the hydrocarbon solvent used as the wet-milling vehicle; ...
Vibrating sieve is a kind of vibratory screening machine suitable for the dry screening of wet and fine materials which are difficult to be screened in the stone crushing and sand making production...
Coarse grinding raymond mill is in the design of 20 years of experience in the invention of an efficient system of multi-purpose milling sand (sand) devices. First, the application of raymond mill:...
The composition of the matrix holding the large abrasive resistant particles in position may vary over a wide range. For example, many types of polymers may be used, such as: epoxide polymers; unsa...
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The method of removing sulphur dioxide10 from gases containing the same and free oxygen, which comprises passing said gases through a washer, intimately contacting said gases within said washer wit...
Which type of sand maker is the most advanced? At present, there are a lot of sand maker manufacturers and suppliers, so which type of sand making equipment is the most advanced that will satisfy o...
