Qin

Waste heat recovering device of high-temperature metallurgy slag particles

Device and method for preparing high-purity oxygen gas based on chemical-loop air separation technique

Device and method for quenching dry-method treatment and sensible heat recovery of high-temperature molten slag

Oxygen-hydrogen co-production device and method based on chemical chain reaction

System and method for recovering iron and waste heat from molten copper residues respectively through step-by-step reduction and coal gasification

Device and method for producing hydrogen by utilizing coke oven crude gas

Dry-dedusting and waste heat recovering system and method for intermediate-temperature converter coal gas

Device and method for preparing oxygen through taking hot gas as heat source by chemical chain air technology

Granulation apparatus of molten state metallurgy slag

Method and system for producing synthesis gas through gasification of semi-coke