Inventor

Anders Klingberg

15Patents
4h-index
12Co-inventors
57Inventor score

Filing activity: Jun 13, 1975 → Oct 22, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4358368A Process for the froth flotation of calcium phosphate-containing minerals and flotation agents therefor Performing Operations; Transporting 42 Expired
US6076682A Process for froth flotation of silicate-containing iron ore Performing Operations; Transporting 16 Expired
US5720873A Method of floating calcium carbonate ore and flotation reagent therefor Emerging Cross-Sectional Technologies 13 Expired
US4038102A Asphalt compositions having improved adhesion to aggregate Chemistry; Metallurgy 11 Expired
US8936159B2 Use of quaternary ammonium compounds as collectors in froth flotation processes Performing Operations; Transporting 4 Active
US4430238A Esterified dicarboxylic acid and its use Emerging Cross-Sectional Technologies 4 Expired
USD1007465S1 Speaker with camera General 4 Active
US7311206B1 Quaternary ammonium compounds for froth flotation of silicates from an iron ore Performing Operations; Transporting 4 Expired
US4828687A Froth flotation process and collector therefor Performing Operations; Transporting 4 Expired
US10100146B2 Polyester polyquaternary ammonium compound collectors for reverse froth flotation of silicates from nonsulfidic ores Performing Operations; Transporting 1 Active
US7954643B2 Use of a derivative of aspartic acid as a collector in froth flotation processes Performing Operations; Transporting 1 Active
US8353405B2 Reverse froth flotation of calcite ore Performing Operations; Transporting 0 Active
US10376901B2 Use of branched alcohols and alkoxylates thereof as secondary collectors Performing Operations; Transporting 0 Active
US8492572B2 Liquid fatty amine carboxylate salt composition Chemistry; Metallurgy 0 Active
US10543493B2 Synthesis of new anionic surfactants and their use as collectors in froth flotation of non-sulphidic ores Performing Operations; Transporting 0 Active

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