Inventor

BRIGNOLI MARCO

IT4 patents

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

ENI SPA

2 patents

US6500785B1Dec 31, 2002

Water-based drilling fluid containing anions with a high hydrodynamic radius

ENI SPA7 citations71

US6632777B1Oct 14, 2003

Drilling fluids comprising oil emulsions in water

ENI SPA1 citations48

DRESSER IND

1 patent

US6164389ADec 26, 2000

Core sampling method and core sampler therefor

DRESSER IND24 citations85

AGIP SPA

1 patent

US5844136ADec 1, 1998

Device for measuring the permeability of rock fragments

AGIP SPA25 citations84