1) washing gangue with water
水洗矸石
1.
This paper demonstrates the feasibility of generating electricity by washing gangue with water in coal cleaning plant, puts forward the concrete idea of design.
利用水洗矸石进行发电 ,变废为宝 ,是我国选煤行业产业结构调整的重要举措。
2) washing gangue
洗矸石
1.
The environmental quality declined rapidly around one certain Guizhou coal preparation plant, coal dressing wastewater and washing gangue of the factory damage to entironment.
贵州某选煤厂所处工业区环境质量状况不断恶化,该厂外排的煤泥水和选煤废弃物洗矸石对当地生态环境造成了危害。
3) waste rewashing
矸石再洗
1.
This paper chiefly describes the value of waste rewashing,processin,rewash result,cost,the economic benefits,technology systems est.
主要阐述了七台河选煤厂矸石再洗的价值、工艺流程、再洗的效果、工艺改造支出、再洗的经济效益、工艺系统等问题。
4) debris depository
洗选矸石仓
5) reject rewashing jig
矸石再洗跳汰机
6) gangue cement
煤矸石水泥
1.
Results showed that phosphate was an effective mineralizer for calciumsgangue cement clinker, its effect was superior to compound mineralizer of hluorine and sulphurwhich used in cement plant generally.
研究P2O5对煤矸石水泥熟料的煅烧性能、物理性能和水化性能的影响,结果表明:P2O5对上述性能均有一定的影响;P2O5是一种适用于该类水泥熟料煅烧的有效矿化剂,其效果优于氟、硫及其复合的矿化剂。
补充资料:矸石
矸石 waste 采矿过程中,从井下或露天矿采场采出的或混入矿石中的岩石(废石)。俗称矸子。煤层中间的薄岩层叫夹石或夹心矸子。在煤的开采中,大于50毫米的矸石量占全部煤产量的百分率称为含矸率。矸石常是煤的灰分增加的重要原因。所以在生产过程中应积极采取措施,减少矸石的混入,降低含矸率,提高原煤质量。堆置废石或矸石的场地的位置应考虑卫生和安全的要求,矸石场的边界距风井不小于80米,距公路不小于60米,应远离居民区和高压供电线路,并设在下风向。 |
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