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Inventor: Brignoli; Marco
Address: Brugherio, IT
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6632777 |
Drilling fluids comprising oil emulsions in water |
October 14, 2003 |
| Composition of water-based drilling fluids characterized in that they comprise an oil in water emulsion. |
| 6500785 |
Water-based drilling fluid containing anions with a high hydrodynamic radius |
December 31, 2002 |
| Composition of water-based drilling fluids characterized in that they comprise anions with a high hydrodynamic radius. |
| 6164389 |
Core sampling method and core sampler therefor |
December 26, 2000 |
| A core sampling method, particularly for the oil industry, wherein actual core sampling is performed by means of a core sampler (1) comprising at least one Inner barrel (5), an outer barrel (2) and a bit (3), and a substantially axial compressive force (F) is exerted on the top (7A) of a |
| 5844136 |
Device for measuring the permeability of rock fragments |
December 1, 1998 |
| The present invention relates to a device used for the direct measurement of the permeability of rock fragments coming directly from the drilling of an oil well and commonly called cuttings, consisting of a hollow cylindrical body (c) that presents an inlet hole for the fluid (i), a |
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