Measuring and testing – Liquid analysis or analysis of the suspension of solids in a... – Content or effect of a constituent of a liquid mixture
Patent
1980-08-04
1982-08-17
Howell, Kyle L.
Measuring and testing
Liquid analysis or analysis of the suspension of solids in a...
Content or effect of a constituent of a liquid mixture
73 63, G01N 1504
Patent
active
043443214
ABSTRACT:
An apparatus and method is disclosed for experimental displacement of liquids in slurries for measuring filtration rate, washing performance and displacement bleaching in pulp. An open top cylinder is movable to a vertical orientation and has a piston slidably positioned therein. The piston includes a porous face with communicating passages to its rear surface. Apparatus are provided for registering pressure in the cylinder as well as for providing regulated motion of the piston. Also, a valve is provided for admitting wash water to the lower part of the cylinder for back washing the filter cake.
REFERENCES:
patent: 910002 (1909-01-01), Klemm et al.
patent: 2346945 (1944-04-01), Samson et al.
patent: 3838594 (1974-10-01), Kesler
Howell Kyle L.
Rauma-Repola Oy
Roskos Joseph W.
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