DEVICE FOR DOSING OF REAGENT SUPPLIED TO PIPELINE Russian patent published in 2001 - IPC

FIELD: petroleum industry. SUBSTANCE: device may be used in petroleum production and transportation over pipelines. Dosed supply of reagent to pipeline is effected due to creation of pressure differential with use of high-speed flow of petroleum in pipeline and with reliable separation of petroleum and reagent in container by means of flexible membrane which may be fitted tightly to container walls. Open end of tube for liquid delivery from pipeline to container is bent and positioned along pipeline axis opposite to liquid flow. EFFECT: extended range of application, enhanced reliability. 1 dwg