发明名称 |
DEVICE FOR STIRRING AND AERATING A LIQUID |
摘要 |
<p>A driven hollow shaft carries propeller means in the form of a screw-shaped vane which at its lower edge widens to a chamber communicating through a channel with the interior of the hollow shaft and having an outlet opening through which gas supplied through the hollow shaft is discharged into a liquid in which the propeller means are immersed. The chamber is formed by two downwardly diverging screw-shaped surfaces of the vane and has a V-shaped cross section with the apex pointing outwardly from the driven shaft.</p> |
申请公布号 |
GB2003043(A) |
申请公布日期 |
1979.03.07 |
申请号 |
GB19780034202 |
申请日期 |
1978.08.22 |
申请人 |
ALFA LAVAL STALLTECHNIK GMBH |
发明人 |
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分类号 |
A01C3/02;B01F3/04;B01F7/00;C02F3/16;C02F3/20;(IPC1-7):01F7/24 |
主分类号 |
A01C3/02 |
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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