| 发明名称 |
WERKWIJZE VOOR HET WINNEN VAN GEZUIVERD BENZOEZUUR. |
| 摘要 |
<p>Process for recovering benzoic acid purified by means of a supercritical extraction of solid benzoic acid, characterized in that after the extraction the purified benzoic acid is remelted at least in part and is carried off from the melting device in at least partly liquid form.</p> |
| 申请公布号 |
NL8403558(A) |
申请公布日期 |
1986.06.16 |
| 申请号 |
NL19840003558 |
申请日期 |
1984.11.23 |
| 申请人 |
STAMICARBON B.V., LICENSING SUBSIDIARY OF DSM TE GELEEN. |
发明人 |
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| 分类号 |
C07C63/06;C07C51/00;C07C51/42;C07C51/43;C07C67/00;(IPC1-7):C07C63/06;B01D9/00 |
主分类号 |
C07C63/06 |
| 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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