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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0348845 (1994-11-28) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 54 인용 특허 : 0 |
The present application is directed to a structural building unit formed from a set solid mixture consisting essentially of about 30% to about 75% by weight portland cement, about 1% to about 25% by weight percent ground expanded cellular polystyrene, about 1% to about 35% by weight ground cellulosi
Lightweight structural building units having a 7 day compressive strength of between 1096-3209 PSI, formed from a set solid mixture consisting essentially of about 30% to about 75% by weight Portland cement, about 1% to about 25% by weight ground expanded cellular polystyrene which has been finely g
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