AS 1661-1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Method for float and sink testing of hard coal and presentation of results
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-30-2017
English
01-01-1979
Describes methods for separating the elements of hard coal into relative density functions, using liquids of known relative densities. It describes the properties of the liquids and the precautions to be followed in their use, and illustrates suitable apparatus for testing. It includes a section dealing with the presentation of the results of testing, gives typical examples, and describes methods for determining the breakdown of shales with water.
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