A uniform addition device for crude oil demulsifier

By setting multiple outlet pipes and stirring components in the crude oil demulsifier reactor, the problem of limited addition range was solved, and uniform addition and thorough mixing of the demulsifier were achieved, thereby improving the thoroughness of the reaction and product quality.

CN224422796UActive Publication Date: 2026-06-30DAQING NORMAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DAQING NORMAL UNIV
Filing Date
2025-07-30
Publication Date
2026-06-30

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Abstract

This utility model discloses a device for uniformly adding crude oil demulsifier, including a reaction tank. A portion of a stirring assembly penetrates the middle of the top wall of the reaction tank, and an adding assembly is installed inside the reaction tank. The adding assembly includes a main pipe, with delivery pipes connected to both ends of the main pipe. Several outlet pipes are connected to the side wall of the delivery pipes, and outlet nozzles are connected to the side wall of the outlet pipes. A supply device is connected to the bottom wall of the middle section of the main pipe. This invention solves the problem that while existing dosing devices can conveniently add demulsifier into the crude oil demulsifier reaction vessel, the dosing pipes are located at the top of the reaction vessel, resulting in a limited dosing range. This makes it difficult to cover all areas inside the reaction vessel, especially the edges or bottom, leading to uneven local demulsifier concentration.
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