Posted on Tue, 29 Jun 2021 08:54:10 +0000
Introduction Vacuum evaporation salt production is also called “vacuum salt production”, which is a modern salt production process. Salt is made using the principle that brine evaporates in the evaporation system at a state lower than the outside atmospheric pressure (negative pressur...
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Posted on Tue, 15 Jun 2021 09:21:37 +0000
Vacuum salt production is a modern salt production method widely used in the world at present. Vacuum salt production refers to a modern salt production method in which brine evaporates in the evaporation tank group under different “vacuum” states. Due to the difference in pressure dr...
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Posted on Fri, 11 Jun 2021 09:42:45 +0000
Vacuum evaporator EVP liquid ring vacuum pump can be used to assist the evaporation of liquid substances in the mixture. The evaporator is usually a packed tower. According to the actual use environment, EVP vacuum pump can be made of standard materials or stainless steel. Vacuum evaporators can ...
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Posted on Wed, 19 May 2021 06:36:03 +0000
Heavy oil catalytic cracking (FCC) is the main way to increase the production of light oil in China, and is an important means of refining and deep processing. The annual processing capacity of FCC units in China is more than 40 million tons. The annual discharge of flare gas (also known as low-p...
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Posted on Fri, 12 Mar 2021 06:22:19 +0000
Ethylene glycol also be called EG, which is a colorless, odorless, sweet liquid that is toxic to animals. Ethylene glycol is mainly used in the manufacture of polyester, so its industry belongs to a part of the polyester industry chain, and ethylene glycol mainly belongs to the upstream petroche...
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Posted on Wed, 10 Mar 2021 06:14:42 +0000
Epoxy resin is a high molecular polymer with the molecular formula (C11H12O3)n, which refers to a general term for a class of polymers containing more than two epoxy groups in the molecule. It is a polycondensation product of epichlorohydrin and bisphenol A or polyol. Due to the chemical activity...
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Posted on Tue, 09 Mar 2021 07:13:32 +0000
The Paris Agreement hopes to jointly curb global warming. Article 2 of the agreement states: Keep the global average temperature rise within 1.5°C above the pre-industrial level. Improve the ability to adapt to the adverse effects of climate change and enhance climate resilience and the developme...
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Posted on Fri, 05 Mar 2021 05:35:48 +0000
Basic Introduction Expanded Polystyrene (Expanded Polystyrene referred to as EPS) is a light-weight polymer. It uses polystyrene resin to add a foaming agent, and at the same time it is heated to soften it to generate gas and form a rigid closed-cell structure of foam. EPS foamed polystyrene prep...
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Posted on Thu, 25 Feb 2021 08:05:20 +0000
Nowadays, in many industries, it is necessary to dechlorination, Familiar ones such as dilute brine dechlorination. When it comes to dilute brine dichlorination, it has to mention the ionic membrane electrolytic production caustic soda technology. Now the ionic membrane electrolytic production ca...
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Posted on Tue, 16 Feb 2021 07:15:50 +0000
In the pharmaceutical industry, chemical industry and other industries, organic solvents must participate in the chemical process of obtaining products through extraction, crystallization and vacuum drying processes, especially the above processes of heat-sensitive materials. Therefore, solvent r...
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