Inventor
CHENG LONGCHUN
US6 patents
⚠️ This page may combine multiple inventors who share the name “CHENG LONGCHUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BETZDEARBORN INC
4 patentsUS6585933B1Jul 1, 2003
Method and composition for inhibiting corrosion in aqueous systems
BETZDEARBORN INC198 citations92
US6103144AAug 15, 2000
Halogen resistant copper corrosion inhibitors
BETZDEARBORN INC18 citations90
US5968408AOct 19, 1999
Methods of inhibiting corrosion using isomers of chloro-methylbenzotriazole
BETZDEARBORN INC17 citations82
US6187262B1Feb 13, 2001
Inhibition of corrosion in aqueous systems
BETZDEARBORN INC3 citations53