Innovations & Patents

GreenNovo is committed to the research and application of the sound management and recycling of industrial waste.

Technology has always been GreenNovo’s lifeblood and we constantly pursue the advancement of the field of industrial waste recycling. By maintaining our position as the leading expert and persevering our environmental philosophies, GreenNovo will keep moving forward in the environmental protection industry in China and the world. The expectation is that every employee in GreenNovo possesses a positive, rigorous, and pragmatic working attitude regardless of their department, thus creating a solid foundation for our company’s development. In the future, our dedication to research and developing new and existing technologies will grow even stronger, allowing us to advance even further.

GreenNovo is committed to the research and application of the sound management and recycling of industrial waste. After many years of innovation, the scope of our management includes steel dust, zinc-containing waste, suboxide zinc, non-ferrous smelting waste, copper-containing waste, surface waste processing, lead-containing waste, and much more. As a result, we have obtained several independent intellectual property rights. Of 27 patent applications, we have obtained a total of 13 patents.

Technology of reclaiming indium and tin from ITO waste through a joint process of acid leaching and sulfide precipitation

Grant Date: 2009.09.02 Grant No. ZL200710066024.7

Technology of extracting metal indium, zinc and bismuth from arc furnace dust

Grant Date: 2009.11.04 Grant No. ZL200710066003.5

Technology of comprehensive recycling iron and non-ferrous metal from solid wastes of iron and steel plants

Grant Date: 2010.04.21 Grant No.ZL200710066004.X

Technology of producing lead by executing electrolysis and alkaline leaching on lead sulfate material

Grant Date: 2012.05.23 Grant No.ZL200910219313.3

Technology of producing electrolytic zinc from zinc oxide with high content of fluorine and chlorine

Grant Date: 2012.07.18 Grant No.ZL201110217052.0

Technology of cyclic dechlorination in zinc sulfate solution by using cuprous salt

Grant Date: 2013.06.19 Grant No.ZL2.1210231025.3

Technology of activated extraction and separation of fluorine and chloride ions in zinc sulfate solution

Grant Date: 2014.07.02 Grant No.ZL2013100386996.X

Technology of removing fluorine and chloride from zinc dust by a joint process of alkali washing and extraction

Grant Date: 2015.11.18 Grant No.ZL201410070952.0

Technology of recycling multiple metals and calcium chloride from calcining dust

Grant Date: 2017.07.07 Grant No.ZL201510722815.5

Technology of recycling crude iodine from zinc oxide

Grant Date: 2017.06.01 Acceptance No.201710401832.8

Technology of producing high-quality zinc oxide by oxygen-enriched combustion in Waelz kilns

Grant Date:2017.05.12 Acceptance No.201710333731.1

Technology of producing lead by electrowinning in swirling ammonium immersion liquid from lead-containing zinc oxide

Grant Date: 2017.08.15 Acceptance No.201710695605.0

Technology of integrated processing zinc containing solid wastes by hydrometallurgical dust collecting and electrowinning leaching

Grant Date: 2015.06.12 Grant No.201510321797.X

Technology of removing fluorine, chlorine, and valuable metals from zinc oxide

Grant Date: 2015.04.22 Grant No. 201510193880.3

Innovation for a Green Future

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