Study on the leaching toxicity and safe disposal of manganese sulphate waste residue;

Study on the extraction procedure toxicity and leaching property of manganese sulfate waste residue;

Improvement of Determination Method of Pb,Cr,Ba and As in Waste Residue of Printing Note Factory;

Comprehensive utilization of waste slag out of coke production;

Technological process for producing Sb_2O_3 from waste slag containing antimony in basic refining;

In the paper, 10%～20% clinker and lots of waste slag, such as slag and steel slag,are used to prepare green cement materials with the grade of cement 325 or 425.

Based on the laboratory analysis of nutrients and heavy metals in melami ne waste,the agricultural applicab ility of melamine waste and the related technical specification of the usage were studied by pot experiments grown wit h ryegrass,and field experiments grown with barley and oil seed rape.

Mineral composition,chemical composition and granulometric composition of the wastes of pyroxene skarns were introduced,and the use of the wastes in production of ceramic tile,pigment,glaze and filtering materials,was narrated.

The strength development of the cement mortar added with raw ALC waste or activated ALC waste at 1000℃ was followed by mortar test.

The utilization of residue and sludge of papermaking producing novel wall material;

Study on safe disposal of molten salt chlorination residue in sponge titanium production;

Qingdao resolve "five residue" problems left by history through developing the industry chain of circular economy

The rare earth mineral is radioactive associated ore,the waste solid created in the process of producing which usually have intense radioactivity and belong to the hazardous wastes,so it\'s need to be properly disposed.

The paper summarizes the treatment methods of overhaul waste residues in tanks generated in the production process of electrolytic aluminum plant and makes a detail analysis on causes of the overhaul waste residues,environmental effects,transportation mode,selection of slag yard site,stockpiling method and recycling of waster residues for reuse and so forth.

Physicochemical analysis,leaching toxicity test and biotoxicity tests were used to investigate the leaching toxicity and biotoxicity of waste residues from MoO3 production under simulated acid rain conditions.

The paper summarizes the treatment methods of overhaul waste residues in tanks generated in the production process of electrolytic aluminum plant and makes a detail analysis on causes of the overhaul waste residues, environmental effects, transportation mode, selection of slag yard site, stockpiling method and recycling of waster residues for reuse and so forth.