Inventor

JACOBI RICK D

US2 patents

Patents

2 patents

US5271468ADec 21, 1993

Downhole tool apparatus with non-metallic components and methods of drilling thereof

HALLIBURTON CO267 citations97

US5224540AJul 6, 1993

Downhole tool apparatus with non-metallic components and methods of drilling thereof

HALLIBURTON CO337 citations97