风化煤

  • 网络weathered coal;decomposed coal
风化煤风化煤
  1. 风化煤腐植酸与Ca(H2PO4)2相互作用机理的研究

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

  2. 实验表明,风化煤HA改性产物好于褐煤;

    The experimental results showed that modified products of HA from weathered coal are better than those from lignite .

  3. 泥炭土、风化煤和草木灰等原料N含量最低。

    The N contents of peat soil , danty and plant ash are the lowest in the 21 raw materials .

  4. 风化煤FA对玉米幼苗生长的影响

    Effects of Fulvic Acid from Weathering Coal on the Growth of Maize Seedlings

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

  6. 通过砂培试验研究了新疆风化煤黄腐酸(FA)对玉米幼苗生长的影响。

    The effects of FA from weathering coal on the growth of maize in sand cultures were studied .

  7. 风化煤FA复合种衣剂对玉米发芽及幼苗生长的影响

    Effects of A Complex Seed-coating with Fulvic Acid from Weathering Coal on the Growth of Maize Seedling and Germination

  8. 对于K含量,除了风化煤和骨粉含量低于检查值,大部分含量介于0.2~2.5%之间。

    As for K content of the materials , most are ranging from 0.2 to 2.5 % , except for danty and bone meal , the K contents of which are below the limit of detection .

  9. 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。

    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.

  10. 羧基、酚羟基等活性官能团含量略高于风化煤和泥炭FA,接近于土壤FA。

    Content of the active groups as carboxyl and hydroxyl etc. in AFA is somewhat higher than one of lower rank coals FA , but similar to one of soil FA .

  11. 结果表明,风化煤对Cu2+有较强的吸附性能,吸附平衡基本符合Langmuir模型,最大吸附量可达24.39mg/g,pH是影响吸附效果的最主要因素。

    The results show that the weathered coal has good adsorption capacity , the adsorption isotherms mainly conformed to Langmuir equation , the maximum adsorption quantity could attain 24.39 mg / g and pH is the strongest factor influencing the disposal .

  12. 以风化煤为原料制成MHA型离子交换剂,对配制的含Zn2+废水进行处理试验,初步研究了用MHA型离子交换剂处理含Zn2+废水的最佳条件。

    An artificially synthesized Zn 2 + containing wastewater is treated by MHA type ion exchanger made from efflorescence coal . The optimum conditions for the treatment are studied .

  13. 用等电聚焦法(AmpholinepH3.5~10)将巩县风化煤黄腐酸(FA)分离成十四个级分并进行了初步表征。

    Fulvic acid ( FA ) from Gongxian weathered coal could be separated into 14 fractions by isoelectrofocusing technique ( IEF )( Ampholine pH 3.5 ~ 10 ), and each of these fractions was characterized by E_4 / E_6 and elemental analysis .

  14. 风化煤和糠醛渣有活化土壤中固定态磷的作用,使对植物无效的Ca10-P含量明显减少达10%~13%;

    MHA had the function of activating inorganic phosphorus in soil , making the content of Ca_ 10 - P , which was effective for plant , decrease by 10 % to13 % ;

  15. 煤矸石浸泡污染物溶解释放规律研究(二):不同风化煤矸石在不同酸度条件下浸泡实验

    Contamination Releasing Mechanism Research of Coal Gangue in Different Acidity Soaking

  16. 风化煤施用对露天煤矿区复垦土壤性质的影响

    Effects of Weathered Coal on Soil Properties in Open-Cast Mine Area

  17. 我国风化煤利用现状与展望

    Current Situation and Forecast for the Utilization of weathered Coals

  18. 北京风化煤黄腐酸钠抗炎作用的研究(Ⅱ)

    Studies on Anti-inflammatory Action of Sodium Fulvate ( ⅱ )

  19. 从风化煤中提取黄腐酸

    Study of the Extraction of Fulvic Acid from Weathered Coal

  20. 四川南桐风化煤硝酸氧化降解的研究

    Studies on the Oxidation of Weathered Coal with Nitric Acid

  21. 风化煤对土壤胶体特性的影响

    The influence of the weathered coal on the colloidal properties of soils

  22. 风化煤的添加可降低土壤铅、镉含量。

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

  23. 本文研究由风化煤制取腐植酸钾的生产工艺。

    This article deals with productive technology oi potassium humate with decomposed coal .

  24. 鸡西风化煤腐植酸开发利用探析

    Development and utilization of Jixi weathered coal humic acid

  25. 以风化煤为原料制取超细腐殖酸研究

    Studies on Preparation of Ultrafine Humic Acid from the Raw Material Weathered Coal

  26. 风化煤和钢渣是我国典型的工业固体废弃物。

    Weathered coal and steel slag are typical industrial solid wastes in our country .

  27. 我国泥炭、褐煤和风化煤的资源优势及其应用领域

    Resource superiority of peat , lignite and weathered coal in China and application field

  28. 风化煤饲喂蛋鸡试验

    The feeding experiment of weathered coal to layers

  29. 考察了来自土壤、泥炭和风化煤的八种腐植酸。

    Eight humic acids from soil , peat and weathered coal have been examined .

  30. 风化煤黄腐酸的结构表征

    Characterization of fulvic acid from weathered coal