Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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










 
 
  Recently Added Patents
Advanced joint detection in a TD-SCDMA system
Multi-channel memory system including error correction decoder architecture with efficient area utilization
Method for preparing a .beta.-SiAlON phosphor
Solid-state image capture device and image capture apparatus
Correlating trace data streams
Portable massage apparatus
Position detection device, pointing device and input device
  Randomly Featured Patents
Geranium plant named `Balcolav`
Inert interface beads of a crosslinked copolymer of methyl methacrylate and hydroxyalkyl methacrylate for regeneration of mixed bed ion exchange columns
Apparatus and method for trellis encoding data for transmission in digital data transmission systems
Railing for a dog treadmill
Building structure method
Pressure controlled fluid sampling apparatus and method
Gas-fired log burner
Silicate-based yellow-green phosphors
Method and system for accelerating page accessing in the wide band wireless system
Method and system for expediting payment delivery