Inventor
HWANG SHUEN-CHENG
US13 patents
⚠️ This page may combine multiple inventors who share the name “HWANG SHUEN-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOC GROUP INC
11 patentsUS6506351B1Jan 14, 2003
Removal of nitrogen oxides from gas streams
BOC GROUP INC91 citations96
US5901758AMay 11, 1999
Method of filling gas containers
BOC GROUP INC48 citations92
US6231824B1May 15, 2001
Removal of nitric oxide from gas streams
BOC GROUP INC30 citations91
US6136284AOct 24, 2000
Process for the removal of nitrogen oxides from gas streams
BOC GROUP INC48 citations91
US5985223ANov 16, 1999
Removal of NOx and SOx emissions form pickling lines for metal treatment
BOC GROUP INC40 citations91
US6649132B1Nov 18, 2003
Process for the removal of impurities from gas streams
BOC GROUP INC37 citations90
US6197268B1Mar 6, 2001
Reduction of toxic substances in waste gas emissions
BOC GROUP INC40 citations90
US5415897AMay 16, 1995
Method of depositing solid substance on a substrate
BOC GROUP INC23 citations90
US6761863B2Jul 13, 2004
Process for the removal of impurities from gas streams
BOC GROUP INC19 citations89
US6382227B1May 7, 2002
Production of constant composition gas mixture streams
BOC GROUP INC20 citations89
US5353848AOct 11, 1994
Method of filling gas cylinders
BOC GROUP INC4 citations61