发明名称 Automated means for high volume, discrete depth plankton collecting
摘要 A plankton collector comprised of an open cylinder having a netting and motor with an attached propeller. The motorized propeller and netting are attached within the cylinder so that the propeller pulls water through the netting thereby concentrating the planktonic organisms. Flowmeters can easily be attached for quanitative measurement of the water flow. Two species of this invention are set forth. One species is designed to be tethered by its electrical cord in flowing water. The other species, has a portable power supply and is designed to be used by a submerged diver.
申请公布号 US4137772(A) 申请公布日期 1979.02.06
申请号 US19770805593 申请日期 1977.06.13
申请人 HITCH, ROBERT K. 发明人 HITCH, ROBERT K.
分类号 G01N1/12;(IPC1-7):G01N1/14 主分类号 G01N1/12
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