KUNMING CHUAN JINNUO CHEMICAL INDUSTRY CO LTD has a total of 27 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are OOO NPP VNIKO, RONGQING LI and CELSO SAVELLI GOMES.
Method for absorbing sulfur dioxide in sulfuric acid tail gas by phosphoric acid via wet process
CN104667728A
Method for removing sulfur dioxide in sulfuric acid tail gas
CN104355296A
Method for producing high-quality enriched superphosphate as byproduct in production of feed grade calcium hydrophosphate
CN104326464A
Method for preparing high-quality calcium superphosphate in process of producing feed-grade calcium hydrophosphate
CN103991854A
Method for increasing and stabilizing neutralization defluorination concentration in phosphoric acid by wet process
CN103824175A
Method for improving marking of storage goods and materials
CN103818891A
Method for preparing fine sodium phosphates from fertilizer-grade dicalcium phosphate
CN103864042A
Method for lowering free acid of feed grade monocalcium phosphate
CN103771380A
Method for producing industrial phosphate salt by using wet-process phosphoric acid
CN103567075A
Method for concentrating sulfur with sodium fluorosilicate mother liquor as activator of pyrite
CN103567077A
Method for concentrating sulfur with fluorosilicic acid as activator of pyrite
CN102942268A
Method for treating sulfuric acid wastewater in pyrite production
CN102701170A
Process method for removing arsenic from feed-grade calcium hydrogen phosphate prepared from wet-process phosphoric acid
CN102716799A
Process method for removing phosphate impurities by combining gravity, centrifugal force and flotation
CN102716806A
Method for simultaneously removing magnesium oxide, ferric oxide and aluminum oxide sesquioxide in middle-grade and low-grade phosphate ores by adopting double-reverse flotation process
CN102583284A
Method for removing slag before solvent extraction in process of producing industrial-grade phosphoric acid by wet-process phosphoric acid
CN102807201A
Method for preparing feed-grade calcium hydrophosphate by wet-process phosphoric acid organic extraction and purification raffinate
CN102534197A
Method utilizing sulfuric acid roasting slag to prepare fine iron powder
CN102564713A
Method for detecting leakage of tube nest of sulfuric acid heat exchanger
CN102583293A
Preparation method of cell grade ferric orthophosphate
