G - Physics – 01 – N
Patent
G - Physics
01
N
150/9, 73/97
G01N 1/28 (2006.01) B01D 11/02 (2006.01) G01N 25/14 (2006.01) G01N 1/34 (2006.01)
Patent
CA 1172061
ABSTRACT OF THE DISCLOSURE Method and apparatus for the batch preparation of sample aliquots by solvent extraction and separation of soluble species from sample comprising nonsoluble particulate, which comprises a receptacle which defines a sample receiving space into which a measured amount of sample is placed, a fluid-permeable filter which is remote from and communicates with the sample receiving space, means to add a metered quantity of solvent to the sample receiving space, means to filter pressurized gas to the sample receiving space to slurry the solvent with the sample, means to invert the receptacle to position the slurry into filtering contact with the filter, and means to collect a sample aliquot comprising the filtered liquid phase of the slurry.
407073
Bell David R.
Miller Theodore E. Jr.
Smart & Biggar
The Dow Chemical Company
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