...A pipe with an explosive membrane on one end is inserted into a blast hole drilled in the coal seam, and high-pressure air is injected into the pipe to open the detonation valve, causing the high-pressure air to be released all at once and break up the coal seam. Similar methods include cardox, which uses high-pressure carbon dioxide (carbon dioxide gas), and hydrox, which uses a special gas generator. [Yamaguchi Umetaro]. ... *Some of the terminology explanations that mention "Kardox" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…炭層にせん孔された爆破孔に,一端に爆発膜を備えたパイプを挿入し,この管内に高圧の空気を圧入して起爆バルブを開き,高圧の空気を一気に吹き出させて炭層を破砕する。同様のものに,高圧の二酸化炭素(炭酸ガス)を用いるカルドックスcardox,特殊なガス発生剤を用いるハイドロックスhydroxがある。【山口 梅太郎】。… ※「カルドックス」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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