Inventor · Diemelstraße, TX, US

Weibin Zha

22Patents
3h-index
12Co-inventors
56Inventor score

Filing activity: Dec 26, 2013 → Mar 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9410069B2 Ethylene viscosifier polymer for treatment of a subterranean formation Fixed Constructions 6 Active
US10113098B2 Composition including viscosifier polymer and polyamine viscosity modifier for treatment of subterranean formations Chemistry; Metallurgy 4 Active
US10000683B2 Drilling fluids with crosslinked sulfonate-containing polymers dispersed in high density brines Fixed Constructions 3 Active
US9938446B2 Wellbore service fluid Chemistry; Metallurgy 3 Active
US9701882B2 Composition including viscosifier polymer and polyamine viscosity modifier for treatment of subterranean formations Fixed Constructions 3 Active
US10336850B2 Methods of use for crosslinked polymer compositions in subterranean formation operations Chemistry; Metallurgy 2 Active
US9926481B2 Polymeric viscosifiers for use in water-based drilling fluids Fixed Constructions 1 Active
US10179872B2 Fluid loss additive for water based drilling fluids with improved thermal stability Chemistry; Metallurgy 1 Active
US10273397B2 Synthetic crosslinked polymer additive for use in subterranean treatment fluids Chemistry; Metallurgy 1 Active
US10640693B2 Star macromolecules for wellbore applications Chemistry; Metallurgy 1 Active
US11492531B1 Sand consolidation with a curable resin and filtercake removal fluid Fixed Constructions 1 Active
US10508229B2 Crosslinked polymers including sulfonic acid groups or salts or esters thereof as viscosifiers and fluid loss additives for subterranean treatment Chemistry; Metallurgy 1 Active
US10407526B2 Crosslinked polymer compositions with two crosslinkers for use in subterranean formation operations Chemistry; Metallurgy 0 Active
US11851606B2 Lost circulation test method for expandable geopolymers Emerging Cross-Sectional Technologies 0 Active
US12049588B2 Delayed gelation polymer system for high temperature and high salinity applications Fixed Constructions 0 Active
US11041106B2 Star macromolecules for wellbore applications Chemistry; Metallurgy 0 Active
US12241016B2 High temperature high salt low end rheology modifiers Chemistry; Metallurgy 0 Active
US11162019B2 Crosslinked polymer compositions for use in subterranean formation operations Chemistry; Metallurgy 0 Active
US10662371B2 Crosslinked polymer compositions for use in subterranean formation operations Chemistry; Metallurgy 0 Active
US11268006B2 Crosslinked polymer compositions and methods for use in subterranean formation operations Chemistry; Metallurgy 0 Active
US10501675B2 Fluid loss additive for water based drilling fluids with improved thermal stability Chemistry; Metallurgy 0 Active
US10752822B2 Crosslinked polymer compositions and methods for use in subterranean formation operations Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.