Inventor

CAO CHANGHAI

CN2 patents

⚠️ This page may combine multiple inventors who share the name “CAO CHANGHAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA PETROLEUM & CHEM CORP

1 patent

US11912657B2Feb 27, 2024

Low sulfur diesel blockage inhibitor, preparation method therefor and use thereof

CHINA PETROLEUM & CHEM CORP0 citations50

ZHANG HUIMING

1 patent

US9230242B2Jan 5, 2016

Working context for business applications

ZHANG HUIMING2 citations50