rohrleitungsinstallation for operation and rückspühlung of closed, pressure sand filters working

• 1. 分离含有甲烷和乙烷的气体的方法与设施—其使用在两种不同压力下运行的两个塔 [P] . 中国专利： CN1578897A . 2005-02-09
• 2. 一种便于安装的汽车充电设施用运行状态指示灯板 [P] . 中国专利： CN213973635U . 2021-08-17
• 3. method for rückspülung closed under pressure sandfilters working for wasseraufbereitungszwecke [P] . 瑞士专利： CH363328A . 1962-07-31

  机译： 在压力滤砂机上进行封闭冲洗以进行水处理的方法

• 4. Braking caliper for motor vehicle, has connecting channel to pressure medium circuit of pressure medium-operated auxiliary or parking brake device that can be closed off depending on operation of vehicle's working brake [P] . 德国专利： DE10236686A1 . 2004-02-19

  机译： 机动车制动钳，具有到压力介质操纵的辅助或驻车制动装置的压力介质回路的连接通道，可以根据车辆的工作制动器的操作将其关闭

• 5. Device for putting into operation of warmth force installations in which a gasfoermiges working medium is constantly under elevated pressure describes a closed circuit [P] . 德国专利： DE714849C . 1941-12-08

  机译： 用于使燃气燃烧工介质始终处于高压状态的热力装置投入运行的装置为闭合回路

• 1. Design and Operation of the Printing and Dyeing Wastewater Treatment Project by Combination of Coagulation Sedimentation - Hydrolytic Acidification with Aeration Tank - Biological Aerated Filter - Active Sand Filter [J] . Dong Qianqian, He Qianmei, Yang Jingyuan, 气象与环境研究：英文版 . 2017,第004期
• 2. Design and Operation of the Printing and Dyeing Wastewater Treatment Project by Combination of Coagulation Sedimentation-Hydrolytic Acidification with Aeration Tank-Biological Aerated Filter-Active Sand Filter [J] . Dong Qianqian, He Qianmei, Yang Jingyuan, 气象与环境研究：英文版 . 2017,第004期
• 3. Effect of working time on environmental pressures: empirical evidence from EU-15, 1970-2010 [J] . Qinglong Shao 中国人口·资源与环境（英文版） . 2015,第003期
• 4. Optimal arrangement for pressure measurement points in working chamber of earth pressure balance shield [J] . LIU Chang, QU Fu-zheng, LI Shou-ju, 中南大学学报（英文版） . 2012,第007期
• 5. Law of Motion of Packing sand Particles in High Pressure Packing Sand Control Operation [C] . Li Dong, Zhou Xiaojun, Wang Yao SREE Conference on Chemical Engineering . 2013
• 6. Factors affecting the operation and maintenance of biosand filters for rainwater treatment in developing countries. [D] . Jones, Julie Ann. 2007
• 7. High Flow-Rate Sample Loading in Large Volume Whole Water Organic Trace Analysis Using Positive Pressure and Finely Ground Sand as a SPE-Column In-Line Filter [O] . Ola Svahn, Erland Björklund 2019
• 8. Entwicklung eines Hochgradienten-Magnetseparators mit Ultraschall-gestützter Rückspülung von statischen Magnetfiltern [O] . H. C. Roth 2014
• 9. Tight Gas Sands Research Program: Field Operations and Analysis. Pressure Transient Response in a Closed Two Layer Reservoir with a Hydraulically Induced Vertical Fracture. Topical Report August 1988 [R] . Sullivan, R. B., Holditch, S. A., Lee, W. J. 1988

• 1. Optimal arrangement for pressure measurement points in working chamber of earth pressure balance shield [J] . 刘畅 ,屈福政 ,李守巨 . 中南大学学报 . 2012,第007期
• 2. 碳砂滤池替代砂滤池长期运行提升水质效果研究 [C] . 巢猛 . 第三届中国城市智慧水务高峰论坛暨首届城镇净水厂现代化技术改造高峰论坛 . 2017
• 3. 柔性封闭式压力/摩擦力传感器的研究 [A] . 甘洪庆 . 2020