Abstract  Description  Claims  Drawing  Search report  Cited references 

US6593573B1   [0004] 
US20100241361A1   [0005] 
US20150355080A1   [0006] 
CN104280355   [0007] 
CN106442403   [0008] 
KR101839704B1   [0009] 
WO2009052157A1   [0010] 
US5798840A   [0011] 

Measuring ammonia - Development and application of measurement techniques for the detection of ammonia   [0002] 
Infrared species limited data tomography through Tikhonov reconstruction   [0003]