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山东省生态环境厅关于征求海水养殖尾水排放标准
2022/10/14 202
近日，山东省生态环境厅发布关于征求《海水养殖尾水排放标准（征求意见稿）》意见建议的函。详情如下：山东省生态环境厅关于征求《海水养殖尾水排放标准（征求意见稿）》意见建议的函各有关单位：为规范我省海...
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山东省生态环境厅关于征求水体重金属污染底泥原位治理修复技术指南
2022/10/14 188
日前，山东省生态环境厅发布了山东省生态环境厅关于征求《水体重金属污染底泥原位治理修复技术指南（征求意见稿）》意见建议的函。全文如下：各有关单位：为满足环境管理需要，我厅组织起草了地方生态环境标准...
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广东公开征求沙河流域水污染物排放标准
2022/10/14 197
日前，广东省生态环境厅发布了关于公开征求《沙河流域水污染物排放标准（送审稿）》意见的公告。全文如下：为进一步改善我省水环境质量，加强沙河流域水污染物排放控制，经省市场监管局批准立项，我厅组织开展了...
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浙江省农村生活污水户用处理设施水污染物排放要求
2022/10/14 206
近日，浙江省地方标准《农村生活污水户用处理设施水污染物排放要求》（DB33/T 2377-2021）发布，标准将于2021年10月22日起施行。本标准规定了农村生活污水户用处理设备的水污染物控制要求、监测要求以及实施管理...
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关于征求城镇污水处理厂污泥产品林地利用工程化施用技术指南
2022/10/14 199
日前，中国环境科学学会发布了关于征求《城镇污水处理厂污泥产品林地利用工程化施用技术指南（征求意见稿）》等2项团体标准意见的函。全文如下：各有关单位：由我会组织编制的《城镇污水处理厂污泥产品林地利用...
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江苏焦化行业主要污染物排放标准
2022/10/14 238
日前，江苏发布焦化行业主要污染物排放标准（征求意见稿）。征求意见稿对大气污染物、水污染物排放做了具体要求，其中大气污染物尘硫硝的要求是10/30/100。详情如下：前言本文件按照GB/T 1.1—2020《标准化工作...
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重庆发布农村生活污水集中处理设施水污染物排放标准
2022/10/14 217
重庆市生态环境局公布《农村生活污水集中处理设施水污染物排放标准》，该标准将代替2018年的旧标准，并自2021年12月8日起实施。详情如下重庆市生态环境局办公室关于实施《农村生活污水集中处理设施水污染物排放...
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中国质量检验协会团标城镇污水深度处理技术规范
2022/10/14 210
中国质量检验协会团体标准《城镇污水深度处理技术规范》于10月31日发布。本文件规定了城镇污水深度处理的总体要求、处理技术、二次污染控制等。本文件适用于城镇污水厂二级处理出水的深度处理。
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生态环境部发布水质28种有机磷农药的测定气相色谱-质谱法
2022/10/14 199
为支撑相关水环境质量标准和水污染物排放标准实施，近期，生态环境部发布《水质 28种有机磷农药的测定气相色谱-质谱法》（HJ 1189-2021）、《水质灭菌生物指示物（枯草芽孢杆菌黑色变种）的鉴定生物学检测法》...
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生态环境部发布水质叠氮化物的测定分光光度法
2022/10/14 194
为支撑相关水环境质量标准和水污染物排放标准实施，近期，生态环境部发布《水质 28种有机磷农药的测定气相色谱-质谱法》（HJ 1189-2021）、《水质灭菌生物指示物（枯草芽孢杆菌黑色变种）的鉴定生物学检测法》...
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Filter Press Dewatering System for Lithium Mica Concentrate
2024/08/18 612
Lithium has a low melting point, high boiling point, the most negative potential, light weight and other characteristics, is widely used in new energy vehicles, nuclear industry, aviation, medical and other fields. Lithium is the most important basic raw material for the new energy industry, and is known as the "new energy of the 21st century". In order to accelerate the realisation of the strategic goal of "Carbon Neutral, Carbon Peak", China...
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Plate and frame diaphragm chamber filter press operation process common problems and treatment
2024/07/29 645
In the coal gasification industry, the gasification filter cake is usually blended into the power coal for blending and use, but because of the high water content of the filter cake, direct blending will cause power coal plugging. In order to reduce the risk of power coal blending and plugging, it is necessary to further reduce the water content of the filter cake. Plate and frame filter press can reduce the water content of filter cake very well, so to ensure that the plate...
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Optimisation of fast-opening high-pressure diaphragm filter press system in coal washing plant
2024/07/28 615
Filter press is the commonly used equipment for tailing coal treatment and dewatering in coal washing plant at this stage, which has the advantages of strong processing capacity, good dewatering effect, low noise, low energy consumption and so on. The fine coal slurry (particle size below 0.25mm) dewatering of Hupoji Coal Wash Plant uses ZKG450/2000-U type fast-opening diaphragm filter press, and the products are conveyed through the belt-type ...
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