Measuring and testing – Sampler – sample handling – etc. – With heating or cooling
Patent
1980-12-24
1982-10-19
Swisher, S. Clement
Measuring and testing
Sampler, sample handling, etc.
With heating or cooling
7386441, 164 41, G01N 104
Patent
active
043543910
ABSTRACT:
The invented method for sampling freeze-segregated material comprises determining a position in the segregated pattern where the elemental concentration is the same as the initial concentration, and taking a sample either at, or around the position so that the sample as a whole also has the same composition as the initial concentration.
REFERENCES:
patent: 766579 (1904-08-01), Baggaley
patent: 3367189 (1968-02-01), Curry
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