Preparation of High Effective Flocculant for High Density Waste Drilling Mud

来源 :环境保护(英文) | 被引量 : 0次 | 上传用户:hqxt2009
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
To satisfy the requirement on the separation of solid and liquid in waste drilling mud, prepare a high effective floccu-lant for high density waste drilling mud used starch, 2-Trimethylammonium ethyl methacrylate chloride (DMC) and acrylamide (AM). The re
其他文献
用AM1和INDO/CI方法研究了螺旋共轭化合物(n=1~5)的结构和电子光谱,并在此基础上,用完全态求和公式(SOS)自编程序计算了二阶非线性光学系数,从理论上研究了1,4-环己二烯环数增加时对二阶非线性光学性质的影
Pesticides are widely used in agriculture, although they may create hazards both to humans and to the environment. In order to reduce the harmful effects of the
用量子含时波包法研究了D2在镍表面顶-桥位上离解吸附量子动力学.计算了不同入射动能及初始振转态的离解几率.讨论了分子的同核对称性、转动取向和振动激发对离解几率的影响,并与其
The photosynthetic bacteria, Rodospirillum rubrum, produced hydrogen when grown in cheese whey in presence of light. The production increased three times as muc
The monitoring of water quality in large coastal regions demands great analytical efforts through the collection of many samples, over long periods. Remote sens
Agriculture continues to be the bedrock of Kenya’s economy at 24% of the GDP with 80% of the population living in the rural areas. Horticulture one of the sub-
目的:比较阿立哌唑口腔崩解片与利培酮口腔崩解片治疗康复期精神分裂症患者的临床疗效及其安全性。方法:将120例康复期精神分裂症患者随机分为阿立哌唑组与利培酮组,疗程12周,
随着工农业、交通运输业的发展,工伤及交通事故日益增多,创伤救护日益被急诊医学所重视。做好急性创伤院前急救护理工作至关重要。我院120急救中心2008年1月-2011年11月共救护7