JP2520336C - - Google Patents

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Publication number
JP2520336C
JP2520336C JP2520336C JP 2520336 C JP2520336 C JP 2520336C JP 2520336 C JP2520336 C JP 2520336C
Authority
JP
Japan
Prior art keywords
weight
calcium carbonate
flame
paper
board
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 - Lifetime
Application number
Other languages
English (en)
Japanese (ja)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hokuetsu Corp
Original Assignee
Hokuetsu Paper Mills Ltd
Publication date

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