| 发明名称 |
Production of acid soluble humates |
| 摘要 |
<p>A method is disclosed for production of acid soluble humates. Humic acid bearing ores are sulfoalkylated under alkaline conditions to produce high solids humic acid concentrates which are soluble at pH as low as 0.5 and in yields of at least 70 percent.</p> |
| 申请公布号 |
EP0786490(A3) |
申请公布日期 |
1998.04.08 |
| 申请号 |
EP19970100876 |
申请日期 |
1997.01.21 |
| 申请人 |
LIGNOTECH USA, INC. |
发明人 |
DETROIT, WILLIAM J.;LEBO, STUART E., JR.;BUSHAR, LORI L. |
| 分类号 |
C07G99/00;C08H99/00;(IPC1-7):C08H5/00 |
主分类号 |
C07G99/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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