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  • CN105543495A Novel environmentally friendly gold

    CN105543495A Novel environmentally friendly gold

    A technology using the composition highlights the environmental protection consciousness, fully pays attention to environment protection, and truly carries out environment protection measures. The economic benefit of a gold production enterprise is improved, and green mine and environmentally friendly gold dissolving are truly realized. read more

  • Identifying Extraction Technology of Gold from Solid Waste

    Identifying Extraction Technology of Gold from Solid Waste

    Mar 07, 2019 The results also revealed that the aqua regia process had greater negative impact on the environment than the cyanidation process because aqua regia requires much higher concentrations and larger amounts. The findings provide a reference for the selection of gold extraction method and promote the gold extraction to be more environmentally-friendly. read more

  • A green and gold first CSIRO

    A green and gold first CSIRO

    The technology called going for gold offers a more environmentally-friendly way for recovering gold than traditional cyanidation, and could open up niche market opportunities for smaller gold producers or help them overcome regulatory barriers. read more

  • About us Eco friendly Gold Leaching Reagents Gold

    About us Eco friendly Gold Leaching Reagents Gold

    ITAO supplies environmentally friendly gold extraction technology and technical services to the world by virtue of advanced technology and excellent service concept. Nowadays, CNFREE ECO Gold Leaching Reagent has been exported to more than 90 countries, including Vietnam, Myanmar, Indonesia, Philippines, Sudan, Ghana, Peru and Colombia. read more

  • AmplusAU Environmentally friendly gold recovery

    AmplusAU Environmentally friendly gold recovery

    Amplus LLC is a custom precious metals recovery business. We process the concentrates of our clients, recovering fine and micro-fine gold often missed by traditional gravitation and flotation methods. Amplus uses a proprietary solvent extraction technology that is environmentally low impact and mostly recyclable, without cyanide, mercury or ... read more

  • Phytomining A More Environmentally Friendly Alternative

    Phytomining A More Environmentally Friendly Alternative

    Feb 08, 2011 A technology which is considered environmentally friendly has been applied to nickel mining in South Africa using a plant, berkheya coddii. For gold, the type of plants that can be utilized is a brassica juncea. In addition to precious metals, this technology can also be used to elevate hazardous waste such as mercury, although still in the ... read more

  • New Eco Friendly Non Cyanide Based Alternative for Gold

    New Eco Friendly Non Cyanide Based Alternative for Gold

    Feb 08, 2017 EnviroLeach Technologies Inc. has developed a unique, cost-effective and environmentally friendly alternative to cyanide for the hydrometallurgical extraction of precious metals for the mining sector. read more

  • Cyanide free gold recovery CSIRO

    Cyanide free gold recovery CSIRO

    Feb 19, 2021 Cost-effective gold recovery alternatives are needed to address barriers to entry for small producers and new government regulations. Our response A cyanide- and mercury-free alternative reagent and flowsheet. We have developed a cost-effective and environmentally-friendly gold recovery process called 'Going for Gold'. read more

  • Ashanti Minerals Group LLC Gold Mining Company

    Ashanti Minerals Group LLC Gold Mining Company

    Environmentally Friendly. Ashanti Minerals Group has partnered with Eco- Goldex, to use a proprietary eco-friendly technology to extract gold from its mining projects. This new method for extracting precious metals is part of the eco-friendlier alternatives to cyanide, mercury and other common reagents in the gold mining process that are ... read more

  • The new 'gold rush' for green lithium BBC Future

    The new 'gold rush' for green lithium BBC Future

    Nov 24, 2020 The new 'gold rush' for green lithium. Lithium is crucial for the transition to renewables, but mining it has been environmentally costly. Now a … read more

  • Tips on Reducing The Impact of Gold Mining And Processing

    Tips on Reducing The Impact of Gold Mining And Processing

    Jan 04, 2019 Environmentally Friendly Ways of Mining Gold . Innovative technology only gains mainstream acceptance if it can be implemented economically while not deviating too far from traditional practices. To this end scientists and researchers around the world have found ways to mitigate the environmental impact of the mining industry. read more

  • How to set up an eco friendly gold Clean Mining

    How to set up an eco friendly gold Clean Mining

    Nov 07, 2019 Traditional gold processing methods generally use the toxic chemicals cyanide or mercury as reagents to extract gold particles from ore, exposing miners and the environment to toxic waste and gases. In contrast, Clean Mining offers an environmentally-sound gold processing technology that uses an inorganic compound, thiosulphate, in the place of ... read more

  • Envirometal Environmentally sustainable metal recovery

    Envirometal Environmentally sustainable metal recovery

    EnviroMetal has the potential to change the way the world extracts gold. With its partner Group 11 Technologies, EnviroMetal will be testing the potential for in-situ (or in-place) leaching of gold which would reduce the impact of gold mining around the globe. It offers the ability to extract gold without moving material or setting up conventional gold mills. read more

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