SN
Project Name
Type of Patent
Awarding Authority
Year of Awards
1
A no-power makerup airsystem in confined space
Utility Model Patent
CNIPA
2018
2
A drying device for ammonium phosphate slurry
Utility Model Patent
CNIPA
2018
3
An emergency treatment device of ammonia gas discharging through relief valve on liquid ammonia tank
Utility Model Patent
CNIPA
2016
4
A cyclone dust collector and its chain sweeper
Utility Model Patent
CNIPA
2016
5
A tail gas purification device of exhaust gas from sulphur melting
Utility Model Patent
CNIPA
2016
6
A defluorination and neutralization device using phosphorus containing wastewater to produce feed grade calcium hydrophosphate
Utility Model Patent
CNIPA
2016
7
Exhaust gas treatment system of yellow phosphorus slag flushing sump
Utility Model Patent
CNIPA
2016
8
A portable strong sulphuric acid filtering device
Utility Model Patent
CNIPA
2016
9
A heat recovery device for DAP ammonium phosphate production
Utility Model Patent
CNIPA
2016
10
Internal scrubbing system in the spray drying tower of ammonium dihydrogen phosphate
Utility Model Patent
CNIPA
2016
11
A cooling device for sodium fluosilicate substrate
Utility Model Patent
CNIPA
2016
12
A short-web device for yellow phosphorus electric furnace
Utility Model Patent
CNIPA
2016
13
A high-purity phosphoric acid purification and energy conservation device
Utility Model Patent
CNIPA
2016
14
An exhaust gas dedusting device for ammonium phosphate nitrate production
Utility Model Patent
CNIPA
2016
15
A high efficiency reaction kettle for DAP production
Utility Model Patent
CNIPA
2016
16
Tail gas scrubbing control plant for exhaust gas from ammonium phosphate production
Utility Model Patent
CNIPA�
2012
17
Treatment system for exhaust gas from ammonium phosphate production
Utility Model Patent
National Intellectual Property Administration, PRC (CNIPA)
2012
18
Dedusting new process of ecru dibasic ammonium phosphate (DAP) using desiccative hot air
Design Pty Tech of Chem Industry
CCESDA
2012
19
5 kt/a pyrethrum extraction technology
Design Pty Tech of Chem Industry
CCESDA
2012
20
35 kt/a high-purity phosphoric acid purification and energy conservation technology
Design Pty Tech of Chem Industry
CCESDA
2009
Yunnan Design Institute of Chemical Engineering Co., Ltd.2018 ALL RIGHTS RSERVED