oelgedichtete rotation - high vacuum pump with crescent working space

• 1. 一种具有高容积效率的螺杆真空泵 [P] . 中国专利： CN208578721U . 2019.03.05
• 2. 具有高轴向定位功能的水环式真空泵 [P] . 中国专利： CN207554337U . 2018.06.29
• 3. The vacuum pump with the rotary piston and the working space crescent [P] . 德国专利： DE938405C . 1956-01-26

  机译： 带有旋转活塞和工作空间月牙的真空泵

• 4. oelgedichtete rotation a vacuum pump [P] . 德国专利： DE3420190A1 . 1985-12-05

  机译： oelgedichtete旋转真空泵

• 5. Piston engine with internal gear ring oil pump - having pinion mounted directly on engine crankshaft and crescent-like spacer in max. with section of working chamber [P] . 德国专利： DE2758376A1 . 1979-07-05

  机译： 带有内齿圈油泵的活塞发动机-小齿轮直接安装在发动机曲轴上，最大弯月形垫片。带有工作室部分

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• 4. BYU Diesel Engine Lab Setup and Parasitic Losses of the Water Pump and Vacuum Pump on a Cummins 2.8 L Engine [D] . ?Jessup, Eric Ashton 2020
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• 7. Working Liquid for Vacuum Pumps [R] . Martinson, E. N., Plechev, B. I., Myznikov, K. N. 1967

• 1. Schemes for Producing 1.8 He Ⅱ and the Prediction of the Pumping Speed for the Method of Vacuum-Pumping [J] . 陈煜 ,郑青榕 ,鲁雪生 . 上海交通大学学报：英文版 . 2007,第1期
• 2. How Can Manual Rotation Reduce Vacuum, Forceps and Caesarean Deliveries?—A Review of the Evidence [J] . Cathrine Os ,Elisabeth Severinsson . 护理学期刊（英文） . 2017,第1期
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