发明名称 Calibrated fluid injection system
摘要 A fluid injection system is disclosed. The fluid injection system incorporates an injection pump comprising an adjustable restriction device that is used to control the extent of the movement of the pumping mechanism in the injection pump. An adjustable gauge and an adjustable marker are used to accurately calibrate and accurately position the adjustable restriction device. When the adjustable restriction device is accurately calibrated and correctly positioned, a precise amount of additive is injected into the pipeline.
申请公布号 US5032058(A) 申请公布日期 1991.07.16
申请号 US19890424808 申请日期 1989.10.20
申请人 WILLIAMS INSTRUMENT COMPANY, INC. 发明人 WILLIAMS, JAMES F.;PASCUAL, WILFRED D.
分类号 F04B9/107;F04B13/00;F04B49/12;G01F11/02;G05D11/00 主分类号 F04B9/107
代理机构 代理人
主权项
地址