NITTETSU CEMENT CO., LTD.
NITTETSU CEMENT CO., LTD. Patent applications | ||
Patent application number | Title | Published |
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20090188409 | GROUTING MATERIAL - A grouting material which contains a fine particle material having a Blaine specific surface area of 5000 cm | 07-30-2009 |
20090064902 | GROUTING MATERIAL - A grouting material which comprises an ultrafine particle material having a maximum particle size of 15 micrometer or less, containing 3 to 40% by mass of cement clinker, 60 to 97% by mass of and blast-furnace slag, 0.5 to 3 parts by mass of gypsum in terms of SO | 03-12-2009 |