An anodic protection cooler for sulfuric acid production has been designed and fabricated.
设计、制造国内首台阳极保护酸冷却器。
The SO2 from sulfuric acid production process using the waste gas of metallurgy plant is harmful to workers health.
冶炼厂利用冶炼废气回收SO2生产硫酸，生产过程中排放的SO 2危害作业人员健康。
High speed centrifugal blowers are key equipment in sulfuric acid production system with waste gases from zinc metallurgy.
高速离心鼓风机是冶炼烟气制酸系统的关键设备。
In this paper a new technique was proposed for removing SO2 emitted in sulfuric acid production and concentrating the boron minerals in low tenor.
提出利用低品位硼矿脱除硫酸生产中废气so _ 2，并使硼矿得到富集的新工艺。
The characteristics and main concerns in design are described of Chinese first high temperature pipe evaporator in sulfuric acid production by pyrites.
介绍国内第一台硫铁矿制酸高温热管蒸发器的性能特点和设计的主要思路。
After analyzed waste heat recovery potential foundation on the sulfuric acid production and the yellow phosphorus exhaust, point out to make use of the mode leading to descend industrialization path.
在分析硫酸生产和黄磷尾气余热利用潜力基础上，指出在余热利用模式引导下的工业化途径。
To improve domestic level of technology and equipment for sulfuric acid production, the viewpoint is given of adapting advanced technologies on modification of old plant and construction of new plant.
建议采用先进技术改造老厂、建设新厂，以提高国内硫磺制酸装置的技术装备水平。
The problem of fiber demister blocked by sublimed sulfur and oil smoke appears in the production of sulfuric acid from sulfur-burning easily.
在硫磺制酸生产中，易出现升华硫和油烟堵塞纤维除雾器。
Foodstuff industry: the production of Miltonic acid (hydrochloric acid); extraction of edible oil (sulfuric acid); the industry of tinned fruits (hydrochloric acid).
食品工业：葡萄糖酸的生产(盐酸)；食油的提炼(硫酸)；灌装水果工业(盐酸)。
A large quantity of waste acid is discharged from titanium dioxide production by sulfuric acid method that must be treated for preventing the environment.
硫酸法钛白生产中产生大量高浓度的废硫酸，必须治理，否则将对环境造成巨大污染。
The powdery polyphosphate ferric sulfate was prepared from iron vitriol, the byproduct in titanium pigment production by sulfuric acid process, and complex oxidant.
以硫酸法生产钛白粉的副产品——七水硫酸亚铁为原料，采用复合氧化剂合成聚合磷硫酸铁粉体，探讨了合成聚合磷硫酸铁的最佳工艺条件。
Some phosphoric acid production techniques are introduced, such as nitric acid technique, hydrochloric acid technique, sulfuric acid technique, which use phosphate rock as raw material.
介绍了以磷矿为生产原料的硝酸法、盐酸法、硫酸法等湿法磷酸生产工艺，并对其工艺进行了说明和比较。
The sulfur burner is one of critical equipment in sulfuric acid plant based on sulfur. High requirements are brought with the expansion of plant production capacity.
焚硫炉是硫磺制酸装置的关键设备之一，随着装置大型化对筑炉提出了高要求。
Corrosively medium for chemical production such as sodium hydrate, caustic soda, sulfuric acid, nitric acid, acetic acid, fatty acid.
化工生产品中的腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。
Ammonia in exhaust gas from the production of crude phthalocyanine blue can be absorbed by sulfuric acid to produce ammonium sulfate and dust recovered by precipitator.
粗铜酞菁生产尾气中的氨可用硫酸吸收制硫酸铵，粉尘可用捕集器回收。
A great quantity of acid wastewater is discharged from the production process of sulfuric acid, single superphosphate and ammonium phosphate, causing serious pollution of water bodies.
硫酸、普钙和磷铵生产过程中排放大量酸性废水，对水体造成严重污染。
A route suitable for industrial production of secnidazole was improved, in which boron trifluoride etherate was used in replacing sulfuric acid as the catalyst.
通过比较对塞克硝唑不同的合成路线，选择了一条适合工业化生产塞克硝唑的路线。
In 1988 the production of phosphate fertilizers and sulfuric acid reached a record level.
1988年磷肥、硫酸产量均创历史最好水平。
Aimed at the problems currently existing in production of sulfuric acid, some countermeasures and reasonable Suggestions are set forth.
根据目前硫酸生产存在的问题，提出了一些对策建议。
The preparation method utilizes industrial sulfuric acid to leach waste iron residue in oxygen and at normal pressure under reasonable production process and operation conditions.
介绍了以废铁渣为主要原料与工业硫酸反应制备三氧化二铁，产生的废液加氧化钙生成副产物硫酸钙的工艺。
The phosphate rocks, sulfuric acid, lime, calcium powder, anthracite and bituminous coal may be sourced locally, with guaranteed supply of power (electricity) and water for production purpose.
项目生产所需的磷矿、硫酸、石灰、钙粉、白煤、烟煤可就近供应，电力、生产用水保障供应。
As the major economical and technical indexes in WPA production, sulfuric acid consumption is reduced alone with the decrease in the loss of the water soluble P2O5 in the WPA filtering system.
硫酸消耗是磷酸生产的主要经济技术指标，降低磷酸过滤系统水溶磷的损失是降低硫酸消耗最有效的途径。
As the major economical and technical indexes in WPA production, sulfuric acid consumption is reduced alone with the decrease in the loss of the water soluble P2O5 in the WPA filtering system.
硫酸消耗是磷酸生产的主要经济技术指标，降低磷酸过滤系统水溶磷的损失是降低硫酸消耗最有效的途径。
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