Inventor
PENG FENFEI
CN4 patents
Patents
4 patentsUS11505997B2Nov 22, 2022
Horizontal drilling machine with an in-situ detection device
UNIV HUNAN SCIENCE & TECHNOLOGY2 citations70
US11408227B2Aug 9, 2022
Horizontal drilling machine with impact device
UNIV HUNAN SCIENCE & TECHNOLOGY0 citations49
US11408239B2Aug 9, 2022
Long-distance core drilling method suitable for a horizontal geological core drilling rig
UNIV HUNAN SCIENCE & TECHNOLOGY0 citations49
US12480852B2Nov 25, 2025
Pretension and tensile impact test apparatus capable of simulating full-sea-depth environment
UNIV HUNAN SCIENCE & TECHNOLOGY0 citations44