Francois Dawans
38Patents
12h-index
38Co-inventors
81Inventor score
Filing activity: Sep 22, 1970 → Jan 3, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4681912A | Process for manufacturing inverse microlatices of watersoluble copolymers, the resultant inverse microlatices and their use for improving the production of hydrocarbons | Chemistry; Metallurgy | 53 | Expired |
| US5184682A | Device allowing measurements or interventions to be carried out in a well, method using the device and applications of the device | Physics | 53 | Expired |
| US4521317A | Process for manufacturing a microlatex in a continuous oil phase by polymerization of a water-soluble monomer in a water-in-oil microemulsion, resultant microlatices, and their use for enhanced oil recovery | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4903735A | Pipe usable particularly for transporting fluids and allowing the permeability to the fluids transported to be limited | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US5615702A | Tank for storing pressurized hydrocarbons | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5307843A | Extrusion of tubes of fiber-reinforced thermoplastics | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4359325A | Copolymers from acrylate dicarboxylic compounds and diisobutylene as oil additives | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4085055A | Grafted copolymers and their use as additives for lubricating oils | Chemistry; Metallurgy | 20 | Expired |
| US4107134A | Polybutadiene compositions containing reinforcing glass microspheres and carbon fibers | Chemistry; Metallurgy | 15 | Expired |
| US4480011A | Anti-corrosion and anti-fouling marine coatings | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4393151A | Stable suspensions of water-soluble polymers and their manufacture | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4028432A | Process for manufacturing flexible epoxide resins | Chemistry; Metallurgy | 12 | Expired |
| US5545746A | Method for recovery of alkali metal or alkaline-earth metal terephthalate and of alkylene glycol from polyethylene terephthalates | Chemistry; Metallurgy | 11 | Expired |
| US5308898A | Bituminous compositions including residues of thermoplastic polymers with polyurethane foams and thermoset resin, etc. | Chemistry; Metallurgy | 11 | Expired |
| US3959161A | Lubricating oil compositions containing hydrogenated polybutadiene viscosity index improvers | Chemistry; Metallurgy | 10 | Expired |
| US5252641A | Process for production of bituminous compositions containing polymeric residues | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4080490A | Metal-containing polymers, their manufacture and use | Chemistry; Metallurgy | 9 | Expired |
| US4262097A | Organometallic polymer compositions useful as constituents of anti-fouling paints for marine structures and their methods of manufacture | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4255524A | Syntactic foam compositions useful for manufacturing floating articles | Chemistry; Metallurgy | 9 | Expired |
| US4181618A | Grafted copolymers and their use as additives for lubricating oils | Chemistry; Metallurgy | 8 | Expired |
| US4756843A | Copolymer compositions usable as additives for lubricating oils | Chemistry; Metallurgy | 8 | Expired |
| US4264334A | Heavy fuel-oil compositions having an improved stability under storage conditions | Chemistry; Metallurgy | 8 | Expired |
| US4454260A | Stable suspensions of water-soluble polymers and their manufacture | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4389460A | Method of protecting submerged articles against fouling | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4503182A | Copolymers useful as additives for lowering the cloud point of middle hydrocarbon distillates, and compositions of middle hydrocarbon distillates comprising them | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.