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DR 98647

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Guide to the determination of gas content of coal - Direct desorption method

Superseded date

10-26-2017

Published date

02-15-2008

Note - due to the age of this archived document, available information is limited therfore this record is incomplete. For further details, please phone our Customer Service Centre on 131 242 (Intl +61 2 8206 6010) or email sales@saiglobal.com.

Proposes methods for the determination of the measurable gas content of coal seams using lump or core samples obtained by surface drilling and from underground. Both the slow-desorption and fast-desorption methods are covered.

CommentClosesDate
02-28-1999
Committee
MN-001
DocumentType
Draft
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes

Revision of AS 3980-1991

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