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Lead and zinc smelting flue gas treatment
Lead and Zinc Smelting Flue Gas Treatment
Flue gas produced by smelting lead and zinc not only produces dust, but also reduces air quality. In order for lead and zinc industries to meet the requirements of environmental protection, it is necessary to control the emissions of SO2, NOx and other po......
1046 
Ethan
Sulfide
Sulfur Compounds
Sulfur compounds are found in many different forms throughout the world. They can be found in the environment, in plants and animals, and even in the human body. Sulfur compounds are essential to life, since sulfur is involved in many biochemical processes. It is important for th......
Water distribution system design
Design of Liquid Transmission and Distribution System
Introduction
Water is one of the most essential components for sustaining life. Water is used on a daily basis for personal needs, sanitation, and industrial requirements. Without a reliable supply, people are unable to maintain a healthy lif......
Summary of Plug Valve Standards
Butterfly Valve Standards Summary
Butterfly valves are among the most popular shut-off valves in fluid-handling systems. Their greatest asset is that they are fairly economical to manufacture and to maintain in service.
Today, butterfly valves come in a variety of sizes, styles and materials, an......
Mandatory standards for instrumentation
Instrument and Apparatus Mandatory Standards
Instruments and apparatus are a part of daily life. Many devices we use depend on accurate measurements, calibrations and testing of these devices. To ensure the quality and accuracy of these instrument and apparatus measurements, a set of mandatory st......
The latest standard catalog of loader construction machinery products
Introduction
The loader as one kind of engineering machinery products, plays an important role in modern engineering construction and other related areas. In recent years, with the development of loader production technology, the loader has gradually entered the stage of intelligent manufacturin......
Lift
，主要内容是汽车行业的未来发展趋势
The automotive industry is one of the most important industries in the world economy. It has been driving the economy for decades and is expected to continue to do so in the future. The industry has experienced a shift in the past few years, which is leading to ne......
Maintenance and management of water-based metal cutting fluid
Maintenance and Management of Water-based Metal Cutting Fluids
Metal cutting fluids are an important tool in the material production process. They are used to cool and lubricate the cutting tool and workpiece to reduce wear and tear, improve surface finish of the workpiece, reduce cutting forces ......
Supplementary designation at the end of the bearing model number
Sanitary bearing codes
1. AB: Acrylonitrile-butadiene rubber, suitable for food-grade material;
2. AC: Acetylcellosolve, mainly used in the bearing of a food-grade material;
3. AD: Azelastine, an antimicrobial material used to make components and other materials suitable for food grade applicat......
Technological innovation of the mid-way pumping station project in the second phase of Shanghai sewage treatment
Introduction
Shanghai Second-phase Sewage Treatment Pump Station Project is an important part of the urban sewage system in Shanghai, designed to solve polluted waters existing in the city, and to provide a better living environment for citizens. This project was launched in 2012, with the pur......
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