廢水處理科技成果
世達(dá)膜作為有色金屬領(lǐng)域污水處理的膜分離發(fā)明專利技術(shù)企業(yè)，在該領(lǐng)域一直堅(jiān)持技術(shù)創(chuàng)新并且獲得多項(xiàng)成果：
2008年：自主研發(fā)項(xiàng)目“鉛鋅冶煉廠廢水零排放工藝裝置研發(fā)及應(yīng)用示范”獲評(píng)云南省科技計(jì)劃項(xiàng)目；
2009年：自主研發(fā)項(xiàng)目“鉛鋅冶煉廠廢水零排放工藝裝置研發(fā)及應(yīng)用”獲評(píng)國家及廈門市創(chuàng)新基金項(xiàng)目；
2009年：自主研發(fā)項(xiàng)目“鉛鋅冶煉廠廢水零排放工藝裝置”被錄入科技成果登記，且已建成國內(nèi)首條鉛鋅行業(yè)零排放膜法系統(tǒng)，并于2012年12月獲評(píng)廈門市科技進(jìn)步三等獎(jiǎng)；
2010年：自主研發(fā)項(xiàng)目“鋅氧化礦及二次資源高效清潔冶金新技術(shù)”獲得國家科技成果鑒定證書；
2014年：自主研發(fā)“鉛鋅冶煉廠廢水零排放方法”榮獲廈門市專利獎(jiǎng)三等獎(jiǎng)。
Lead-Zinc Metallurgical Wastewater Zero Emission Process Equipment Science and Technology Progress T
2018 National Science and Technology Innovation Third Prize - Shida Membrane
Third prize of patent award for zero-emission process equipment for lead-zinc metallurgical wastewat
Zero Discharge of Lead and Zinc Smelting Wastewater
The main quality of domestic non-ferrous smelting heavy metal wastewater has the following three characteristics:
(1) high content of heavy metals, more resources can be recovered;
(2) Large amount of water, complicated water quality, and difficult handling...
The chloride ion content in the extraction wash water is 20-30g/L, and it is 3-4g/L under normal circumstances, which seriously exceed the emission standard.
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Wastewater，which is a complex of regenerating wastewater of resin and extraction wastewater in the workshop, has a high content of salt. The details of water compositionare as follows.
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The wastewater of Te and Se to be discharged from the production workshop of a rare metal refining company is mainly mixed wastewater of sodium sulfate and sodium chloride, wherein the concentration of sodium sulfate...
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