| 摘要 |
FIELD: oil industry. ^ SUBSTANCE: device comprises pipeline, container, bent pipe for supplying fluid from pipeline to the container, and pipe for supplying reagent that connects the container with the pipeline. The open end of the bent pipe is set in the pipeline against the fluid flow. The piston is fit in the container, has a rod that projects out of the top of the container, and is provided with adjusting weights. The top of the container is provided with drain passage connected with the atmosphere. The bottom of the container is provided with charging passage connected with the tank for batching the reagent to the container. The bent pipe at the entrance to the container above the piston and pipe for supplying reagent at the entrance to the pipeline are provided with connecting pipes having calibrated openings. ^ EFFECT: enhanced reliability. ^ 1 dwg |
