Inventor
WANG CHENGYAN
CN5 patents
⚠️ This page may combine multiple inventors who share the name “WANG CHENGYAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUAWEI TECH CO LTD
3 patentsUNIV BEIJING SCIENCE & TECHNOLOGY
2 patentsUS11519054B2Dec 6, 2022
Method for preparing lead directly from lead-containing material by solid phase reaction
UNIV BEIJING SCIENCE & TECHNOLOGY0 citations46
US11502344B2Nov 15, 2022
Hydrometallurgical method for recycling lead from spent lead-acid battery paste
UNIV BEIJING SCIENCE & TECHNOLOGY0 citations45