Environment-friendly treating device and process for concentrated waste liquor obtained after evaporation of pesticide and resin chemicals

A technology of concentrated waste liquid and environmental protection treatment, applied in the direction of incinerator, combustion type, alkali metal chloride, etc., to achieve the effect of protection discharge, good separation effect and zero discharge

Inactive Publication Date: 2013-05-08
齐保冉
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

The production capacity of enterprises using glycine method to produce glyphosate in my country exceeds 500,000 tons per year. When glyphosate is prepared by glycine method, a large amount of glyphosa

Method used

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  • Environment-friendly treating device and process for concentrated waste liquor obtained after evaporation of pesticide and resin chemicals

Examples

Experimental program
Comparison scheme
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Embodiment 1

[0022] Take the specific operation process of separating glyphosate mother liquor as an example to illustrate;

[0023] Such as figure 1 As shown, an environmental protection treatment device for concentrated waste liquid after evaporation of pesticides and resin chemicals, including a heating and stirring tank, the heating and stirring tank is connected with a first centrifuge and a second centrifuge through a pipeline, and the first centrifuge and the second centrifuge The liquid outlet is connected to the mother liquor tank, the solid matter outlets of the first centrifuge and the second centrifuge are connected to the belt conveyor, the discharge end of the belt conveyor is connected to the stirring tank, and the outlet of the stirring tank is connected to the third centrifuge through a pipeline , the liquid outlet of the third centrifuge is connected to the evaporation circulation system, the mother liquid tank is connected to the boiler, the exhaust port of the boiler is co

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Abstract

The invention discloses an environment-friendly treating device and a process for concentrated waste liquor obtained after evaporation of pesticide and resin chemicals and relates to the technical field of chemicals. The environment-friendly treating device comprises a heating and stirring kettle, wherein a first centrifuge and a second centrifuge are connected to the heating and stirring kettle through pipelines, the liquor outlet of the first centrifuge and the liquor outlet of the second centrifuge are connected with a mother liquor tank, the solid matter outlet of the first centrifuge and the solid matter outlet of the second centrifuge are connected to a belt conveyer, the discharge end of the belt conveyer is connected to a stirring tank, the outlet of the stirring tank is connected to a third centrifuge through a pipeline, the liquor outlet of the third centrifuge is connected to an evaporative circulation system, the mother liquor is connected to a boiler, and the smoke outlet of the boiler is connected with a deacidifying device. The environment-friendly treating device and process are good in separation effect and have the advantages of effectively improving the economic benefit of concentrated waste liquor, achieving complete protective discharge by carrying out lime deacidifying and dealkalizing treatment and realizing zero emission of pollutants.

Description

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Claims

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Application Information

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Owner 齐保冉
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