Art
J-GLOBAL ID:201602014360492883   Reference number:58A0025933

Parameters of the National Coal Board Classification System as a Criterion of the Rank of Coal.

石炭の等級規格としてのN.C.B分類方式の分析項目
Author (1):
Material:
Volume: 20  Issue: 226  Page: 106-110  Publication year: 1958 
JST Material Number: B0287A  Document type: Article
Country of issue: United Kingdom (GBR) 
JST classification (3):
JST classification
Category name(code) classified by JST.
Terms in the title (5):
Terms in the title
Keywords automatically extracted from the title.

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