weathered coal

The Faultless Index of flotation is 51% for weathered coal in industry.

对于风化煤泥浮选，其浮选完善指标达51%。

For the third kind which is from weathered coal before high-temp. exothermal effect there is also one smallish mid-temp. exothermal effect, average is 2.0~ 2.3 Kcal/ g.

第三类是风化煤HA，它在高温放热效应前有一组较小的中温放热效应，其平均反应热为2.0～2.3千卡/克。

STUDY ON THE STRUCTURE OF FULVIC ACID FROM WEATHERED COAL OF TULUFAN.

吐鲁番风化煤黄腐酸的结构研究.

Biodegradation of Hegang weathered coal by microorganisms

鹤岗风化煤的微生物降解研究

Research on adsorption characteristics of weathered coal in acid decomposing phosphate rock system;

初步探讨了石油类污染物在黄土高原地区土壤中的吸附特性。

The adjunction of weathered coal can increase soil organic matter, soil total nitrogen and available K content. 4.

风化煤的添加可增加土壤有机质含量、全氮和速效钾含量。

Relationship Between Argillization of Weak Intercalations in Weathered Coal Measures Strata and Shaft Rupture

煤系风化软弱夹层泥化与井筒破裂关系探讨

Study on Mechanism of interaction between weathered coal based humic acid and ca ( h_2po_4)_2

风化煤腐植酸与Ca（H2PO4）2相互作用机理的研究

Treatment of the waste water from zinc-plating plant and various zinc chloride waste water containing Zn~ ( 2+) and Cd~ ( 2+) by granular decontaminant made from weathered coal is performed both in the laboratory and pilot plant.

对镀锌废水和含Zn~（2+）和Cd~（2+）的氯化锌废水的处理进行了小试和中试研究。

The application of stainless steel slag can increase heavy metal content of rape, while the adjunction of weathered coal can inhibit the accumulation and migration of heavy metals to plants.

不锈钢尾渣的施用可增加油菜地上部和地下部重金属含量，风化煤的添加可抑制重金属在植物体内的累积及迁移。

The experiment on treating dyeing wastewater with weathered coal showed that adsorption time, pH and the amount of weathered coal can affect the adsorption effect.

对风化煤吸附剂在常温下处理染料废水进行了实验研究，探讨了吸附时间、pH值和吸附剂用量对吸附效果的影响。

The author introduce a new type efficient humic acid compound fertilizer with N and K.The fertilizer is synthetized by mixing chemical fertilizer with N and K into weathered coal.

本文介绍了以风化煤为基础掺合料，配以含氮、钾养分的化学肥料，制成新型高效的腐植酸氮、钾复合肥。

The adjunction of weathered coal can reduce soil Pb, Cd content.

风化煤的添加可降低土壤铅、镉含量。

The change of soil physicochemical properties was obvious with the time variation of weathered coal applying.

3风化煤施用对土壤理化性质的影响随风化煤施用时间的变化而显著变化。