JPH0219715Y2 - - Google Patents

Info

Publication number
JPH0219715Y2
JPH0219715Y2 JP1987068287U JP6828787U JPH0219715Y2 JP H0219715 Y2 JPH0219715 Y2 JP H0219715Y2 JP 1987068287 U JP1987068287 U JP 1987068287U JP 6828787 U JP6828787 U JP 6828787U JP H0219715 Y2 JPH0219715 Y2 JP H0219715Y2
Authority
JP
Japan
Prior art keywords
image
coal
sample
reflection intensity
vitrinite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1987068287U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62180752U (enrdf_load_stackoverflow
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987068287U priority Critical patent/JPH0219715Y2/ja
Publication of JPS62180752U publication Critical patent/JPS62180752U/ja
Application granted granted Critical
Publication of JPH0219715Y2 publication Critical patent/JPH0219715Y2/ja
Expired legal-status Critical Current

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Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1987068287U 1987-05-07 1987-05-07 Expired JPH0219715Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987068287U JPH0219715Y2 (enrdf_load_stackoverflow) 1987-05-07 1987-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987068287U JPH0219715Y2 (enrdf_load_stackoverflow) 1987-05-07 1987-05-07

Publications (2)

Publication Number Publication Date
JPS62180752U JPS62180752U (enrdf_load_stackoverflow) 1987-11-17
JPH0219715Y2 true JPH0219715Y2 (enrdf_load_stackoverflow) 1990-05-30

Family

ID=30907964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987068287U Expired JPH0219715Y2 (enrdf_load_stackoverflow) 1987-05-07 1987-05-07

Country Status (1)

Country Link
JP (1) JPH0219715Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250116602A1 (en) * 2021-09-30 2025-04-10 Jfe Steel Corporation Coal analyzer, coal analysis method, mixed coal preparation method, and coke production method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546237B2 (enrdf_load_stackoverflow) * 1974-02-05 1979-03-26

Also Published As

Publication number Publication date
JPS62180752U (enrdf_load_stackoverflow) 1987-11-17

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