中國尾礦綜合利用行業(yè)的不同利用途徑及其發(fā)展?jié)摿Φ姆治?
2023年07月07日
中國尾礦綜合利用行業(yè)是指對采礦、冶煉、浮選等過程中產(chǎn)生的尾礦進(jìn)行綜合利用的行業(yè)。尾礦是由礦石經(jīng)過提取有用成分后,剩余的無用物質(zhì)。傳統(tǒng)上,尾礦被堆放在尾礦壩中,造成了資源的浪費(fèi)和環(huán)境的污染。而尾礦綜合利用則是通過對尾礦進(jìn)行處理和再利用,實(shí)現(xiàn)資源的最大化利用和環(huán)境的保護(hù)。
Chinas comprehensive utilization of tailings refers to the industry that utilizes tailings generated during the processes of mining, smelting, and flotation. Tailings are the residue left after extracting useful components from ore. Traditionally, tailings were stored in tailings impoundments, causing resource waste and environmental pollution. However, comprehensive utilization of tailings involves processing and reusing tailings to achieve maximum resource utilization and environmental protection.
尾礦綜合利用行業(yè)中,不同的利用途徑有著不同的發(fā)展?jié)摿?。首先是選礦回收利用。在選礦過程中,尾礦中可能存在有價(jià)值的金屬礦物,如銅、鋅、鉛等。通過優(yōu)化選礦工藝和提高選礦回收率,可以實(shí)現(xiàn)對尾礦中金屬礦物的再次提取,實(shí)現(xiàn)資源的再利用。同時(shí),選礦回收還可以減少對環(huán)境的污染,降低生產(chǎn)成本。因此,選礦回收利用是尾礦綜合利用行業(yè)中重要的利用途徑,具有較大的發(fā)展?jié)摿Α?
In the comprehensive utilization of tailings industry, different utilization methods have different development potentials. First is the ore dressing recovery and utilization. In the ore dressing process, valuable metal minerals such as copper, zinc, and lead may exist in tailings. By optimizing the ore dressing process and improving the recovery rate, the re-extraction of metal minerals from tailings can be realized, achieving the reuse of resources. At the same time, ore dressing recovery can reduce environmental pollution and production costs. Therefore, ore dressing recovery and utilization are important pathways in the comprehensive utilization of tailings industry and have great development potential.
另一方面,尾礦綜合利用還可以通過制備建材來實(shí)現(xiàn)。尾礦中的某些組分可用于制備水泥、磚塊等建筑材料。例如,一些含有高硅的尾礦可以用于制備矽酸鹽水泥,而一些含有鐵的尾礦可以用于制備鐵水泥。由于尾礦中的成分和結(jié)構(gòu)復(fù)雜多樣,需要經(jīng)過合適的物理或化學(xué)處理,才能制備出優(yōu)質(zhì)的建材產(chǎn)品。因此,尾礦綜合利用在建材領(lǐng)域具有巨大的發(fā)展?jié)摿Γ粌H可以減少對天然資源的依賴,還可以降低建筑材料的生產(chǎn)成本。
On the other hand, comprehensive utilization of tailings can also be achieved by preparing building materials. Some components in tailings can be used to prepare building materials such as cement and bricks. For example, tailings with high silicon content can be used to produce silicate cement, while tailings with iron content can be used to produce iron cement. Due to the complex and diverse composition and structure of tailings, suitable physical or chemical treatments are required to produce high-quality building material products. Therefore, comprehensive utilization of tailings has great development potential in the field of building materials, which can not only reduce reliance on natural resources but also reduce the production cost of building materials.
此外,尾礦綜合利用還可以進(jìn)行土壤改良。尾礦中含有豐富的礦物質(zhì)和養(yǎng)分,可以作為肥料或土壤改良劑,用于改善土壤的質(zhì)地和肥力。對于農(nóng)業(yè)生產(chǎn)和土地修復(fù),尤其是在貧瘠的土地上,尾礦的利用具有重要的意義。通過對尾礦進(jìn)行合理處理和應(yīng)用,可以提高土壤的肥力和物理化學(xué)性質(zhì),增加農(nóng)作物的產(chǎn)量和品質(zhì)。因此,尾礦綜合利用在農(nóng)業(yè)和土地修復(fù)領(lǐng)域也有著廣闊的應(yīng)用前景。
Furthermore, comprehensive utilization of tailings can also be used for soil improvement. Tailings contain abundant minerals and nutrients, which can be used as fertilizers or soil amendments to improve soil texture and fertility. The utilization of tailings is especially significant for agricultural production and land restoration, especially on barren land. By properly processing and applying tailings, soil fertility and physicochemical properties can be improved, and crop yields and quality can be increased. Therefore, comprehensive utilization of tailings also has broad application prospects in agriculture and land restoration.
總的來說,尾礦綜合利用行業(yè)具有廣闊的發(fā)展前景。不同的利用途徑通過對尾礦進(jìn)行處理和應(yīng)用,可以實(shí)現(xiàn)資源的最大化利用和環(huán)境的保護(hù)。在未來,我們需進(jìn)一步加大對尾礦綜合利用技術(shù)研究的力度,推動尾礦綜合利用行業(yè)的發(fā)展,并加強(qiáng)政府和企業(yè)的合作,共同推進(jìn)尾礦綜合利用行業(yè)的可持續(xù)發(fā)展。
In summary, the comprehensive utilization of tailings industry has broad development prospects. Different utilization methods can achieve the maximum utilization of resources and environmental protection through the processing and application of tailings. In the future, we need to further increase research efforts in tailings comprehensive utilization technology, promote the development of the tailings comprehensive utilization industry, strengthen government and corporate cooperation, and jointly promote the sustainable development of the tailings comprehensive utilization industry.