Liu Zhengyou

Well and rock salt solution mining-well recharging filling circulation mining method

Method for preparing soda ash by converting sodium sulfate in low-grade rock salt or glauber salt ores

Application of calcium-chloride-containing aqueous solution in conversion exploitation of glauberite resource and conversion exploitation method of glauberite resource

Method for preparing refined salt low in calcium and magnesium by utilizing underground denitration process

Method for preparing calcium chloride product from high-calcium brine obtained by exploiting well and rock salt by using sodium carbonate waste liquid

Testing device for dynamic characteristic model of water soluble cavity construction pipe column of salt cavern oil storage tank

High-pressure brine supply system for water-dissolving cavity making experiment of salt rock storage cavern

Salt chamber device utilization method

Technology for using twin-well asymmetrical brine collection to quickly build salt cavern storage cabin

Test device of characteristic research is dissolved to glauberite type rock salt developments