In 2008, the technology for purifying wet dilute phosphoric acid won the second prize for invention from the Ministry of Education;
In 2000, the new technology for concentration of neutralized slurry to produce ammonium phosphate won the special prize from the Ministry of Education
1. Industrial yellow phosphorus zone melting and purification equipment, ZL200820061631.4
2. Production method of ultra-pure yellow phosphorus, ZL200810045115.7
3. Wet method Method for graded utilization of phosphoric acid, ZL200610021637.4
4. Method for preparing industrial grade, food grade and phosphate using wet phosphoric acid, ZL200510021695.2
5. Melting crystallization method Device for preparing high-purity organic matter, ZL200510022137.8
6. Method for fractionated utilization of wet-process phosphoric acid, ZL200610021637.4
7. Preparation of industrial-grade phosphoric acid and food products using wet-process dilute phosphoric acid Method for grade phosphoric acid and phosphate, ZL200510021695.2