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Catalytic reactor for brine purification and application thereof

A catalytic reactor and brine purification technology, which is applied in the field of brine purification, can solve problems such as inability to treat brine, and achieve the effect of improving purity and treatment effect

Pending Publication Date: 2022-04-29
HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] Although the above two patents have a certain purification effect on brine, they cannot effectively treat the organic matter contained in brine

Method used

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  • Catalytic reactor for brine purification and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] (1) glass fiber in FeCl 2 Immersed in the solution for 20h, FeCl 2 The concentration of the solution is 0.5mol / L. After impregnation, put it into an oven for drying, then put the dried glass fiber into a tube furnace, and pass methane gas into the neon gas atmosphere for reaction. The flow rate of methane gas is 50mL / min, the reaction temperature is 500°C, and the reaction time is 4h. Methane gas is deposited on the glass fiber, and porous carbon with smaller pore size is generated in the pores of the glass fiber. The soluble compound or unfixed porous carbon is washed away with deionized water, and then the washed glass fiber loaded with porous carbon catalyst is drying to obtain glass fibers loaded with porous carbon catalysts.

[0032] (2) the glass fiber of supporting porous carbon catalyst is packed in the tubular reactor, and the diameter of reactor is 5cm, high 100cm, and the filling height of the glass fiber of supporting porous carbon catalyst in tubular reac...

Embodiment 2

[0035] (1) cordierite in FeCl 3 Immersed in the solution for 30h, FeCl 3 The concentration of the solution is 3mol / L. After impregnation, put it into an oven for drying, then put the dried cordierite into a tube furnace, and pass ethane gas into the helium atmosphere for reaction. The flow rate of ethane gas The reaction temperature is 400mL / min, the reaction temperature is 900°C, and the reaction time is 12h. Ethane gas is deposited on cordierite, and porous carbon with smaller pore size is generated in the pores of cordierite. The soluble compounds or unfixed porous carbon are washed away with deionized water, and then the washed cordierite loaded with porous carbon catalyst is The bluestone is dried to obtain the cordierite loaded porous carbon catalyst.

[0036](2) Pack the cordierite of loaded porous carbon catalyst in the tubular reactor, the diameter of reactor is 10cm, high 200cm, the filling height of the cordierite of loaded porous carbon catalyst in tubular reacto...

Embodiment 3

[0039] (1) The foamed stainless steel is immersed in an aqueous solution containing glucose for 25 hours. The concentration of the aqueous solution containing glucose is 2mol / L, and heated in a microwave oven for 5 minutes to generate porous carbon with a smaller pore size in the pores of the foamed stainless steel. The soluble compound or unfixed porous carbon is washed away, and then the cleaned foamed stainless steel loaded with porous carbon catalyst is dried to obtain the foamed stainless steel loaded with porous carbon catalyst.

[0040] (2) Pack the foamed stainless steel of loaded porous carbon catalyst in the tubular reactor, the diameter of reactor is 5cm, high 100cm, the filling height of the foamed stainless steel of loaded porous carbon catalyst in tubular reactor is tubular reactor 90% of the height, then the ozone-containing gas is passed into the bottom of the reactor, and the raw brine to be purified is passed into the upper part. The residence time of the brin...

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Abstract

The invention belongs to the technical field of brine purification, and particularly relates to a catalytic reactor for brine purification and application thereof. The catalytic reactor for brine purification comprises a tubular reactor, and the tubular reactor is filled with a porous material loaded with a porous carbon catalyst. According to the invention, non-toxic and efficient porous carbon is used as a catalyst, ozone oxidation can be efficiently catalyzed to generate hydroxyl radicals, organic matters in water are thoroughly mineralized, microorganisms in water can be killed, and the treatment effect is greatly improved; meanwhile, the pore structure also has a filtering effect on the brine, and microorganisms which cannot be mineralized are filtered, so that the purity of the brine is improved.

Description

technical field [0001] The invention belongs to the technical field of brine purification, and in particular relates to a catalytic reactor for brine purification and an application thereof. Background technique [0002] At present, the salt consumed by human beings mainly comes from seawater, but with the rapid development of human society, the offshore sea area as the source of salt has been seriously polluted. Using this seawater as raw material to produce table salt will seriously affect the quality, safety and health of table salt. And along with the raising of people's living standard, also more and more higher to the requirement of salt quality. The key to improving the quality of table salt is to purify the brine to remove other toxic, non-ferrous metal elements, organic matter and other impurities in the brine. Due to the presence of a large amount of organic matter in seawater, the coarse salt obtained from the sea salt drying field often contains a relatively hig...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F1/28C02F1/50C02F1/72C02F1/78B01J23/745B01J35/04C01D3/06C02F101/30
CPCB01J23/745C02F1/78C02F1/725C02F1/283C02F1/50C01D3/06C02F2305/023C02F2101/30B01J35/56
Inventor 周理龙郑熳甄崇礼李正杰韩继龙曹雪普刘润静
Owner HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY