| 发明名称 |
SLUDGE DIGESTERS WITH SEPARATE LIQUID CHAMBERS TO BUOY BALLAST MEMBERS |
| 摘要 |
A sludge digester gas-holder is disclosed having a gas-holding cover with ballast members submergible in a liquid medium contained within a chamber circumscribing the upper portion of the tank wall and separate from the main tank cavity. |
| 申请公布号 |
ZA9101818(B) |
申请公布日期 |
1991.12.24 |
| 申请号 |
ZA19910001818 |
申请日期 |
1991.03.12 |
| 申请人 |
ENVIROTECH CORPORATION |
发明人 |
JEFFREY L. WIGHT;LYNN W. COOK |
| 分类号 |
F17B1/06;F17B1/18 |
主分类号 |
F17B1/06 |
| 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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