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ceramics
The origins of Chinese ceramics dates back to 6000BC, and China is one of the oldest continuous ceramic cultures in the world. China is home to some of the world’s most fascinating and ancient pottery, an important part of the rich cultural heritage of the country.
For more than two thousand yea......
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229254A operating procedures for cold molten iron pouring machine
The Cold Iron Water Pouring Machine Operation Regulations
1. Introduction
Cold iron water pouring machine (CIWM) is a process developed for casting metals using cold iron. It helps to reduce noise and cost, and improve productivity. The quality and integrity of castings made using CIWM can be fa......
GB 12136-89 Flashback arrestor for dissolved acetylene cylinders
The Dissolved Acetylene Gas Cylinder Backfire Preventer
The dissolved acetylene gas cylinder backfire preventer plays a vital role in ensuring safety when using gas cylinders. The role of the backfire preventer is to protect the cylinder from accidental discharge, which could cause an explosion.......
GB 8970-88 Determination of sulfur dioxide in air quality Tetrachloromercuric salt-pararosaniline hydrochloride colorimetric method
Analysis of Sulfur Dioxide in Air Quality using Chloromercury-Hydrochloric Acid-Fluoraniline Colorimetry
Introduction
Sulfur dioxide (SO2) is an anthropogenic pollutant formed from the burning of sulfur-containing fossil fuels, such as diesel and coal. Toxic in high concentrations, the substance......
GB17265—1998 Safety technical conditions for filling stations of liquefied gas cylinders
Safety Technical Conditions of LPG Cylinder Filling Station
Liquefied petroleum gas (LPG) cylinder filling station refers to a set of public gas equipment which is used to fill LPG into LPG cylinder and LPG cylinder (bottle). This safety technical condition is limited to aboveground cylinder fill......
GB17264—1998 Safety technical conditions for filling stations of permanent gas cylinders
This International Standard specifies the technical conditions of the permanent gas cylinder filling station.
1 Scope
This International Standard specifies the design and construction, installation, commissioning, use, maintenance and inspection of permanent gas cylinder filling stations and the......
GB 13439-92 Liquid chlorine bottle valve
GB 13439-92cylinder valves
This national standard specifies the types and basic parameters of cylinder valves used in compressed gas cylinders. This standard is applicable to the production of cylinder valves for various types of chemical media, cryogenic media, steel cylinders and aluminum alloy......
GB 15384-94 Gas cylinder model nomenclature
Abstract
This paper introduces the naming method for gas cylinder models, which is based on the standard GB 15384-94 of gas cylinders. By applying the naming method along with the classification of the standard, this paper presents a set of methods that can be used to designate a particular gas c......
GB 16163-1996 Classification of bottled compressed gases
Classification of bottled Compressed Gas
Compressed gas is an important energy source that plays an important role in daily life and production. In order to ensure safety and improve efficiency in production, a clear understanding of the composition and properties of different compressed gases is......
GB/T3781.4-93 Determination of pH value of acetylene carbon black
Content：
Acetylene black is an essential component used in rubber, plastic (thermoplastic, thermosetting and elastomeric plastic) as well as other components in a wide range of industrial applications. It is highly stable and insoluble in most solvents. It is also resistant to heat ageing. Acety......
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