| 发明名称 |
Mineral wool plant substrate |
| 摘要 |
The invention relates to a mineral wool plant substrate comprising a coherent matrix of mineral wool and up to 20 volume % of an ion-exchange agent comprising a variable and/or fixed ion-exchange capacity of about 15, preferably 30 and most preferably 40 meq/100 g dry weight or more.
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| 申请公布号 |
US7104006(B1) |
申请公布日期 |
2006.09.12 |
| 申请号 |
US20010762778 |
申请日期 |
2001.04.20 |
| 申请人 |
ROCKWOOL INTERNATIONAL A/S |
发明人 |
BLAAKMEER ANTON;BOUWENS PAUL JACQUES LOUIS HUBERT |
| 分类号 |
A01G1/00;A01G31/00 |
主分类号 |
A01G1/00 |
| 代理机构 |
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