长沙威重化工机械有限公司

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Petrochemical industry

Petrochemical industry

Weizhong Chemical Machinery is good at the design and manufacture of medium and large tower (including internals), heat exchanger, storage tank, reactor and other equipment in petroleum refining, chemical production, crude oil treatment and other devices in this field, including cold high pressure separation, hot low pressure separator, circulating desulfurization tower, cold low pressure separator and other key equipment of diesel hydrogenation unit.
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Synthetic ammonia fertilizer field

Synthetic ammonia fertilizer field

Weizhong Chemical Machinery is good at the design and manufacture of ammonia synthesis tower shell (80% market share) in this field, the design and manufacture of urea synthesis tower, high pressure stripper and high pressure condenser of urea plant, and the design and manufacture of high temperature and high pressure equipment such as high pressure heat exchanger and multi-layer wrapped container.
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Coal chemical industry

Coal chemical industry

Weizhong Chemical Machinery is good at the design and manufacture of thick-wall vessels, Cr-Mo steel thick-wall vessels, large towers and low-temperature vessels in this field, such as coal-water slurry vaporizer, methanol scrubber, shift furnace, methanol synthesis tower, H2S concentration tower, lock bucket, scrubber and other equipment.
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New energy field

New energy field

Weizhong Chemical Machinery is good at the design and manufacture of stainless steel heat exchangers, nickel-based heat exchangers, carbon steel heat exchangers and dual-phase steel heat exchangers, towers and tanks with high cleanliness requirements used in the polysilicon and organosilicon industries in this field.
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Fine chemical industry

Fine chemical industry

Weizhong Chemical Machinery specializes in the design and manufacture of heat exchangers and tower equipment with high internal surface roughness, high manufacturing accuracy, special materials and high quality requirements in this field, such as the tower and internals of rutile nano-titanium dioxide production device, medicine, pesticides, synthetic dyes, functional polymer materials, biochemical products and other devices, as well as related heat exchangers and storage tanks.
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Environmental protection

Environmental protection

Weizhong Chemical Machinery is good at the design, manufacture, installation and commissioning of tail gas treatment, waste liquid treatment and other projects. For example, the waste alkali incineration project includes the design and manufacture of boiler, incinerator, SCR shell, denitration, dust removal device, white removal and other equipment.
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Supercritical extraction

Supercritical extraction

Weizhong Chemical Machinery is good at the design, manufacturing, installation and commissioning of complete sets of equipment used in nano air gel, plant extraction, traditional Chinese medicine pharmacy, essence and fragrance, oil chemical industry, waterless printing and dyeing, plastic foaming, industrial cleaning and other devices. It has successfully completed the design and manufacturing of dozens of such devices, all of which are successful in one test run.
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