Inventor · disambiguated record
D. R. Nagaraj
Also filed as: NAGARAJ D R
20 granted patents·2 pending applications·434 citations·filing 1977–2004
96Inventor score
Top patents by PatentIndex Score
22 records- 0189US4720339AFlotation beneficiation process for non-sulfide mineralsAMERICAN CYANAMID CO·Filed 1985·Granted Jan 19, 1988·60 cites·16 claims
- 0283US4871466ANovel collectors and processes for making and using sameAMERICAN CYANAMID CO·Filed 1987·Granted Oct 3, 1989·38 cites·9 claims
- 0379US4556482AProcess for the flotation of base metal sulfide minerals in acid, neutral or mildly alkaline circuitsAMERICAN CYANAMID CO·Filed 1984·Granted Dec 3, 1985·30 cites·11 claims
- 0477US5126038AProcess for improved precious metals recovery from ores with the use of alkylhydroxamate collectorsAMERICAN CYANAMID CO·Filed 1991·Granted Jun 30, 1992·37 cites·5 claims
- 0576US4888106AMethod of using polymeric sulfide mineral depressantsAMERICAN CYANAMID CO·Filed 1989·Granted Dec 19, 1989·32 cites·5 claims
- 0673US4595493AProcess for the flotation of base metal sulfide minerals in acid, neutral or mildly alkaline circuitsAMERICAN CYANAMID CO·Filed 1984·Granted Jun 17, 1986·24 cites·13 claims
- 0772US5533626AMethod of depressing non-sulfide silicate gangue mineralsCYTEC TECH CORP·Filed 1995·Granted Jul 9, 1996·33 cites·20 claims
- 0872US4866150APolymeric sulfide mineral depressantsAMERICAN CYANAMID CO·Filed 1988·Granted Sep 12, 1989·20 cites·5 claims
- 0970US6390301B1Process for removing impurities from kaolin claysCYTEC IND INC·Filed 2000·Granted May 21, 2002·11 cites·48 claims
- 1070US4902765AAllyl thiourea polymersAMERICAN CYANAMID CO·Filed 1988·Granted Feb 20, 1990·18 cites·3 claims
- 1169US4587013AMonothiophosphinates as acid, neutral, or mildly alkaline circuit sulfide collectors and process for using sameAMERICAN CYANAMID CO·Filed 1984·Granted May 6, 1986·21 cites·11 claims
- 1264US5756622APolymeric sulfide mineral depressantsCYTEC TECH CORP·Filed 1996·Granted May 26, 1998·20 cites·2 claims
- 1364US4966938AAllyl thiourea polymer with surface-modifying agentAMERICAN CYANAMID CO·Filed 1989·Granted Oct 30, 1990·12 cites·2 claims
- 1462US7393462B2Process and reagent for separating finely divided titaniferrous impurities from KaolinCYTEC TECH CORP·Filed 2004·Granted Jul 1, 2008·9 cites·22 claims
- 1561US5237079ACollectors and processes for making and using sameAMERICAN CYANAMID CO·Filed 1990·Granted Aug 17, 1993·13 cites·6 claims
- 1660US5531330AMethod of depressing non-sulfide silicate gangue mineralsCYTEC TECH CORP·Filed 1995·Granted Jul 2, 1996·21 cites·17 claims
- 1759US4130415ACopper flotation with anti-5-nonyl-2-hydroxybenxophenone oximeNAGARAJ D R·Filed 1977·Granted Dec 19, 1978·15 cites·5 claims
- 1849US5019246AFrothing procedure using polymeric sulfide mineral depressantsAMERICAN CYANAMID CO·Filed 1990·Granted May 28, 1991·8 cites·5 claims
- 1947US4341626AProcess for the flotation of sulfide minerals employing alkylaryl hydrocarbon compoundsAMERICAN CYANAMID CO·Filed 1980·Granted Jul 27, 1982·9 cites·11 claims
- 2042US2001022282A1Process for removing impurities from kaolin claysFiled 2001·Application pending·0 cites
- 2141US2004179984A1Process for removing metal impurities from wet process phosphoric acid and compositions thereofFiled 2003·Application pending·0 cites
- 2233US4661278AMonothiophosphinates as acid, neutral, or mildly alkaline circuit sulfide collectors and process for using sameAMERICAN CYANAMID CO·Filed 1986·Granted Apr 28, 1987·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →