Bertrand Guichard
19Patents
5h-index
31Co-inventors
66Inventor score
Filing activity: Aug 16, 2000 → Jun 12, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7101829B2 | Fluid loss reducer for high temperature and high pressure water-based mud application | Emerging Cross-Sectional Technologies | 71 | Expired |
| US7256159B2 | Fluid loss reducer for high temperature high pressure water based-mud application | Emerging Cross-Sectional Technologies | 26 | Active |
| US8394262B2 | Hydrodemetallization and hydrodesulphurization catalysts, and use in a single formulation in a concatenated process | Chemistry; Metallurgy | 20 | Active |
| US7449430B2 | Fluid loss reducer for high temperature high pressure water based-mud application | Emerging Cross-Sectional Technologies | 10 | Active |
| US9174202B2 | Catalyst that can be used in hydrotreatment, comprising metals of groups VIII and VIB, and preparation with acetic acid and dialkyl succinate C1-C4 | Chemistry; Metallurgy | 5 | Active |
| US9079174B2 | Catalyst for use in hydroconversion, comprising at least one zeolite and metals from groups VIII and VIB, and preparation of the catalyst | Performing Operations; Transporting | 3 | Active |
| US6303563A | Liquid detergent and foam compositions comprising a diester or diamide quaternary ammonium compound | Chemistry; Metallurgy | 3 | Expired |
| US7998905B2 | Drilling fluid containing chlorosulfonated alpha-olefin copolymers | Chemistry; Metallurgy | 1 | Active |
| US11041107B2 | Rheological agent, preparation methods and uses thereof | Chemistry; Metallurgy | 1 | Active |
| US10125327B2 | Mesoporous and macroporous catalyst for hydroconversion of residues and preparation method | Chemistry; Metallurgy | 0 | Active |
| US11236275B2 | Method for adding an organic compound to a porous solid in the gaseous phase | Emerging Cross-Sectional Technologies | 0 | Active |
| US8424619B2 | Drilling fluid | Chemistry; Metallurgy | 0 | Active |
| US11351529B2 | Catalyst for use in hydrotreatment, comprising metals from groups VIII and VIB, and preparation with citric acid and C1-C4 dialkyl succinate | Chemistry; Metallurgy | 0 | Active |
| US10130942B2 | Mesoporous catalyst for hydroconversion of residues and method for preparing the latter | Chemistry; Metallurgy | 0 | Active |
| US12286586B2 | Hydrocarbon swelling particles for wellbore cementing | Chemistry; Metallurgy | 0 | Active |
| US11179713B2 | Process for the preparation of a catalyst which can be used in hydrotreatment and hydroconversion | Emerging Cross-Sectional Technologies | 0 | Active |
| US10626337B2 | Method for the hydrotreatment of diesel cuts using a catalyst made from an amorphous mesoporous alumina having high connectivity | Chemistry; Metallurgy | 0 | Active |
| US11111442B2 | Fischer-Tropsch synthesis process comprising a catalyst prepared by addition of an organic compound in gas phase | Emerging Cross-Sectional Technologies | 0 | Active |
| US9321041B2 | Process for hydrotreating a hydrocarbon cut with a boiling point of more than 250° C. in the presence of a sulphide catalyst prepared using a cyclic oligosaccharide | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.