D
Dong Mingfu
Publications - 16
Citations - 50
Dong Mingfu is an academic researcher. The author has contributed to research in topics: Sodium chromate & Chromium. The author has an hindex of 4, co-authored 16 publications receiving 50 citations.
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Patent
Process for preparing sodium dichromate
Li Xianrong,Guoqing Zhang,Shunyou Ma,Ning Chen,Long Qin,Dong Mingfu,Tianping Yin,Wang Fangbing,Zhang Jianjun +8 more
TL;DR: In this paper, a process for producing the sodium dichromate through a carbonization method comprising of converting the sodium chromate into the mixture via carbon dioxide under a pressurizing condition, delivering the mixture to a tower after a cascade reaction of more than three continuous towers.
Patent
Comprehensive treatment method for organic wastewater containing inorganic salt and waste residue containing chromium
TL;DR: In this paper, a comprehensive treatment method for organic wastewater containing inorganic salt and waste residue containing chromium was proposed, which comprises the following steps: (a) providing the organic wastewater with inorganic salts, adding waste residue with chromium, and then filtering so as to obtain filtrate and filter residue; (b) crystallizing the filtrates obtained in step (b), or (c) soas to obtain inorganic Salt crystal and mother liquor; (e) regulating the pH of the mother liquor obtained in the step (d) to be 6
Patent
Method for treating naphthoquinone production liquid waste containing hexavalent chromium and vitamin K3 production wastewater and co-producing chromium oxide green
TL;DR: In this paper, a method for treating naphthoquinone production liquid waste containing hexavalent chromium and vitamin K3 production wastewater and co-producing chromium oxide green was proposed.
Patent
Method for producing high-quality sodium bichromate
TL;DR: In this article, a low-carbon, cyclic and clean type process for production of sodium bichromate is presented, where the processes of preparing the sodium chromate solution and acidizing the chromium-containing sodium carbonate are organically combined, comprehensive recycling of Na+ and CO2 is realized, no waste residues are generated in the whole production process, the discharge of three wastes is greatly reduced, and the purity of the produced sodium bicarbonate is high.
Patent
Method for treating yellow phosphorus tail gas
TL;DR: In this article, a method for treating a yellow phosphorus tail gas with chromium slag has been proposed, which can be used for simultaneously removing the toxicity of the tail gas and the slag.