风化煤
- 网络weathered coal;decomposed coal
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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
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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 .
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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 .
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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
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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 .
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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 .
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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
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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 .
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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.
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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 .
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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 .
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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 .
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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 .
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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 % ;
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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
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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
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我国风化煤利用现状与展望
Current Situation and Forecast for the Utilization of weathered Coals
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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 )
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从风化煤中提取黄腐酸
Study of the Extraction of Fulvic Acid from Weathered Coal
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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
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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
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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 .
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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 .
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鸡西风化煤腐植酸开发利用探析
Development and utilization of Jixi weathered coal humic acid
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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
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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 .
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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
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风化煤饲喂蛋鸡试验
The feeding experiment of weathered coal to layers
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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 .
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风化煤黄腐酸的结构表征
Characterization of fulvic acid from weathered coal