Coal testing method

Invention Grant

US2861188A Coal testing method 失效

Title translation: 煤测试方法

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Patent Title: Coal testing method
Patent Title (中): 煤测试方法
Application No.: US41437554

Application Date: 1954-03-05
Publication No.: US2861188A

Publication Date: 1958-11-18
Inventor: HENDRIK DIJKSTRA
Applicant: STAMICARBON
Assignee: Stamicarbon
Current Assignee: Stamicarbon
Priority: NL750650X 1953-03-07
Main IPC: G01N23/08
IPC: G01N23/08

Coal testing method

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