The high-effective water treatment agent-polyaluminium chloride is produced by industrial aluminiferous waste slag.

利用业含铝废渣产高效水处理剂聚合氯化铝。

Environmentalists say there is a high risk of pollution from the landfill site.

环境保护作者说废渣埋填地很可能造成污染。

Anisic acid is separated from the residue of producing anisic aldehyde and synthetized methyl anisate.

从茴产茴醛废渣、废液中提取副产品茴酸，合成茴酸甲酯。

A new technology of recovery of solid waste is developed which is from furfuryl production by furfural hydrogenization.

对已有糠醇产中产废渣回收艺进行了改进。

The arsenolite cinders were treated by the processes of oxidizing roasting-pyrolusite pulp absorption,magnetizing roasting-magnetic separation and acid leaching.

采用氧化烧—软锰矿浆吸收、磁化烧—磁选、酸浸艺处理砷华废渣。

A new technology to recover potassium carbonate from the wastes of triazolone andmultipIe-effect azole production by exchange method is introduced.

介绍了用离子交换法从产农药三唑酮、多效唑废渣中回收碳酸钾艺。

So the comprehensive utilization of fluorgypsum is a way not only to reslove pollution problems,but also to reduce the cost of production.

这样既解决了环境污染问题,又实现了化废渣资源化利用,社会效益和经济效益显著。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成业品草酸。

Modified calcium aluminate as a purifying agent, with two functions both of coagulability and desaltification, can be produced from industrial waste slag from alumina plant.

利用氧化铝厂业废渣产改性铝酸钙净水剂兼有混凝和脱盐两种功能。

Metalliferous ore waste residue and clay were used to prepare one kind of new decolorization adsorption ball and fuchsine dye water sample was taken as processing object.

文章主要是以金属矿废渣、粘土为材料研究制备一种型脱色吸附球,并以碱性品红染料水样为处理对象。

The paper studied the preparation of bromine from basic Magnesium bromide in the production of maltol and ethyl maltol, the synthesis of bromethyl from bromine, sulfur and alcothol.

研究了以麦芽酚、乙基麦芽酚产中碱式溴化镁废渣为原料制取溴;以溴、硫和乙醇合成溴乙烷方法。

This paper describes the technical pracess of the synthesis of cyclopetanone which is prepared by taking the waste residue consisting of 1 imino 2 cyanocyclopentane(ICCP) as a raw material.

介绍了以含1亚氨基2氰基环戊烷(ICCP)废渣为原料,制备环戊酮艺过程。

This paper introduces the formation of by-products in the typical process for sodium hydrosulphite and the waste treatments for the exhaust gas,waste water and waste residue in the route.

介绍了保险粉副产物成及废水、废气、废渣处理艺,经过一系列循环综合利用,不仅实现达标排放,还取得了较好经济效益。