- 专利标题： SCREW PUMP AND METHOD OF USE
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申请号： US17290887申请日： 2019-10-25
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公开(公告)号： US20220003223A1公开(公告)日： 2022-01-06
- 发明人: Richard William KEATCH
- 申请人： Richard William KEATCH
- 申请人地址： GB Fife
- 专利权人： Richard William KEATCH
- 当前专利权人： Richard William KEATCH
- 当前专利权人地址： GB Fife
- 优先权： GB1818140.4 20181107
- 国际申请： PCT/GB2019/053041 WO 20191025
- 主分类号： F04B19/12
- IPC分类号： F04B19/12 ; F04B19/06
摘要：
The invention provides a fluid pump apparatus comprising a fluid inlet, a fluid outlet, a screw member and a rotatable pump member. The screw member has at least one helical screw blade configured to be rotated by a fluid flow stream and the rotatable pump member is in fluid communication with the fluid inlet and/or fluid outlet.
公开/授权文献
- US11644021B2 Screw pump and method of use 公开/授权日：2023-05-09
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