Inventor · Mandurah, AU

John D. Kildea

23Patents
4h-index
24Co-inventors
63Inventor score

Filing activity: Mar 17, 1994 → Feb 11, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5478477A Use of alginates to treat bauxite red mud Performing Operations; Transporting 14 Expired
US6527959B1 Method of clarifying bayer process liquors using salicylic acid containing polymers Chemistry; Metallurgy 10 Expired
US6293973A Method of controlling oxalate precipitation in bayer process liquor Chemistry; Metallurgy 6 Expired
US5385586A Liquor oxalate stabilizers Chemistry; Metallurgy 6 Expired
US9199855B2 Chemical treatment to improve red mud separation and washing in the bayer process Chemistry; Metallurgy 4 Active
US8252266B2 Recovery of alumina trihydrate during the bayer process using scleroglucan Chemistry; Metallurgy 3 Active
US9174852B2 Methods to improve filtration for the Bayer process Chemistry; Metallurgy 3 Active
US9266120B2 Collectors for mineral flotation Performing Operations; Transporting 3 Active
US9102995B2 Cross-linked ethylsulfonated dihydroxypropyl cellulose Chemistry; Metallurgy 3 Active
US8282689B2 Composition and method for enhancing the production of crystal agglomerates from a precipitation liquor Chemistry; Metallurgy 3 Active
US8029752B2 Approach in controlling DSP scale in bayer process Chemistry; Metallurgy 2 Active
US9440242B2 Frothers for mineral flotation Performing Operations; Transporting 1 Active
US8545776B2 Reducing aluminosilicate scale in the Bayer process Chemistry; Metallurgy 1 Active
US7138472B2 High molecular weight polymers containing pendant salicylic acid groups for clarifying bayer process liquors Chemistry; Metallurgy 1 Expired
US8889096B2 Reducing aluminosilicate scale in the bayer process Chemistry; Metallurgy 1 Active
US8784509B2 Composition for enhancing the production of crystal agglomerates from a precipitation liquor Chemistry; Metallurgy 1 Active
US12145856B2 Purification of ores using boronic acid-functional compounds Chemistry; Metallurgy 0 Active
US9988282B2 Surfactant based small molecules for reducing aluminosilicate scale in the Bayer process Chemistry; Metallurgy 0 Active
US8008430B2 High molecular weight polymers containing pendant salicylic acid groups for clarifying bayer process liquors Chemistry; Metallurgy 0 Active
US7560032B2 High molecular weight polymers containing pendant salicylic acid groups for clarifying Bayer process liquors Chemistry; Metallurgy 0 Active
US9643193B2 Frothers for mineral flotation Performing Operations; Transporting 0 Active
US8394290B2 Recovery of alumina trihydrate during the Bayer process using scleroglucan Chemistry; Metallurgy 0 Active
US9416020B2 Surfactant based small molecules for reducing aluminosilicate scale in the bayer process Chemistry; Metallurgy 0 Active

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