Anhydrous hydrogen fluoride production equipment and production process thereof
A technology for anhydrous hydrogen fluoride and production equipment, which is applied in the direction of hydrogen fluoride, fluorine/hydrogen fluoride, etc., can solve the problems of corrosion in rotary reactors, achieve the effects of improving purity and quality, reducing corrosion, and prolonging service life
Pending Publication Date: 2020-12-11
XUANCHENG HENGTAI ELECTRONICS CHEM MATERIAL
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Problems solved by technology
[0005] The purpose of the present invention is to provide an anhydrous hydrogen fluoride production equipment and its production process, which can effectively solve the problem of corrosion of the rotary reaction furnace in the production of anhydrous hydrogen fluoride proposed in the background art
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[0023] In order to facilitate those skilled in the art to understand the technical solution of the present invention, the technical solution of the present invention will be further described in conjunction with the accompanying drawings.
[0024] Such as figure 1 , the technical solution of the present invention is an anhydrous hydrogen fluoride production equipment, including a crusher, an airtight conveyor, a preheater, a rotary reactor made of high anti-corrosion materials, a washing tower, a condensation tower, a rectification tower and a dewatering tower arranged in sequence. gas tower. The preheater includes a first preheater for preheating raw fluorite powder and catalysts and a second preheater for strong sulfuric acid. The front part of the first preheater is connected to a closed conveyor for closed delivery of crushed fluorite powder, etc., and the rear part is connected to a rotary reaction furnace for raw material reaction. The rear of the second preheater is c...
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The invention discloses anhydrous hydrogen fluoride production equipment. The equipment comprises a crusher, a closed conveyor, a preheater, a rotary reaction furnace, a washing tower, a condensing tower, a rectifying tower and a degassing tower which are arranged in sequence, wherein the preheater comprises a first preheater and a second preheater, the front part of the first preheater is connected with the closed conveyor, the rear part of the first preheater is connected with the rotary reaction furnace, the rear part of the second preheater is connected with a rotary reaction furnace, thefirst preheater and the second preheater are respectively connected with a first heating device and a second heating device, and the rotary reaction furnace is connected with a third heating device; and the first heating device, the second heating device and the third heating device respectively control the temperatures of the first preheater, the second preheater and the rotary reaction furnace.According to the anhydrous hydrogen fluoride production equipment and process, the problem that a rotary reaction furnace is corroded in anhydrous hydrogen fluoride production in the background art can be effectively solved.
Description
technical field [0001] The invention belongs to the field of preparation of anhydrous hydrogen fluoride, and more specifically relates to an anhydrous hydrogen fluoride production equipment and process. Background technique [0002] Industrial anhydrous hydrogen fluoride is a chemical product with a wide range of uses. The appearance is more than 99% hydrofluoric acid of colorless fuming liquid, which is easy to gasify under reduced pressure or high temperature. It is mainly used to prepare fluorine salts, fluorohalogenated hydrocarbons, fluorine refrigerants, corrode glass, impregnate wood, and electrolyze elemental fluorine, etc. [0003] Anhydrous hydrogen fluoride has been widely used in atomic energy, chemical industry, petroleum and other industries. It is a strong oxidizing agent and the basic raw material for preparing elemental fluorine, various fluorine refrigerants, inorganic fluorides, and various organic fluorides. It can be formulated into various It is used i...
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IPC IPC(8): C01B7/19
CPCC01B7/192
Inventor 江伟胡洪峰谢钺
Owner XUANCHENG HENGTAI ELECTRONICS CHEM MATERIAL