| Patents for B03D 101 - Specified effects produced by the flotation agents (940) |
|---|
| 05/03/2006 | CN1765519A Deslim-floatation celestite inished ore process |
| 03/08/2006 | CN1244408C Floatation method of desulfurizing and desiliconizing diasporic bauxite |
| 02/22/2006 | CN1242852C Technique of adjusting and controlling electric potential for floatation of sulphide ore of lead and zinc |
| 02/22/2006 | CN1242851C Technique for fast selecting plumbum and zinc for sulphidic ore of plumbum-zinc |
| 02/22/2006 | CN1242850C Multiple step flotation technique for raising rate of reclaiming silver in plumbum |
| 02/08/2006 | CN1240480C Selective recovery of minerals by flotation |
| 01/18/2006 | CN1721080A Cassiterite ore separation method |
| 01/18/2006 | CN1721079A Collophane anti-floatation collector |
| 01/04/2006 | CN1714941A Ore dressing method for paigeite |
| 12/01/2005 | US20050263442 Collecting agent for sulphidic ores, the production and use thereof |
| 11/30/2005 | EP1528957B1 Use of a collecting agent for sulphidic ores and method of its production |
| 10/12/2005 | CN1680042A Stepped flotation of tin, lead and zinc sulfide mine |
| 09/07/2005 | CN1665598A Collecting agent for sulphidic ores |
| 05/11/2005 | EP1528957A2 Collecting agent for sulphidic ores |
| 05/13/2004 | WO2004014562A3 Collecting agent for sulphidic ores, the production and use thereof |
| 02/19/2004 | WO2004014562A2 Collecting agent for sulphidic ores, the production and use thereof |
| 12/18/2002 | CN1096299C Method of depressing non-sulfide cilicate gangue minerals |
| 06/13/2001 | EP0929362B1 Compositions and methods for ore beneficiation |
| 02/15/2001 | WO2001010561A1 Blowing agent for flotation of mineral products and method for the production thereof |
| 07/26/2000 | EP0830208B1 Method of depressing non-sulfide silicate gangue minerals |
| 11/09/1999 | CA2124359C 2-mercapto-benzoxazole derivatives as collectors for the selective flotation of metal ores |
| 10/06/1999 | CN1230905A Compositions and method for ore beneficiation |
| 08/11/1999 | EP0830209B1 Method of depressing non-sulfide silicate gangue minerals |
| 07/27/1999 | US5929408 Compositions and methods for ore beneficiation |
| 07/21/1999 | EP0929362A1 Compositions and methods for ore beneficiation |
| 07/01/1998 | CN1186456A Method of depressing non-sulfide cilicate gangue minerals |
| 07/01/1998 | CN1186455A Method of depressing non-sulfide silicate gangue minerals |
| 04/02/1998 | WO1998013142A1 Compositions and methods for ore beneficiation |
| 04/02/1998 | CA2266902A1 Compositions and methods for ore beneficiation |
| 03/25/1998 | EP0830209A1 Method of depressing non-sulfide silicate gangue minerals |
| 03/25/1998 | EP0830208A1 Method of depressing non-sulfide silicate gangue minerals |
| 12/19/1996 | WO1996040439A1 Method of depressing non-sulfide silicate gangue minerals |
| 12/19/1996 | WO1996040438A1 Method of depressing non-sulfide silicate gangue minerals |
| 12/19/1996 | CA2222871A1 Method of depressing non-sulfide silicate gangue minerals |
| 04/09/1996 | US5505310 2-mercapto-benzoxazole derivatives as collectors for the selective flotation of metal ores |
| 08/23/1995 | EP0615467B1 2-mercapto-benzoxazole derivatives as collectors for the selective flotation of metal ores |
| 09/21/1994 | EP0615467A1 2-mercapto-benzoxazole derivatives as collectors for the selective flotation of metal ores. |
| 06/22/1993 | CA1319452C Recovery of gold using diisobutyl and disec. butyl monothiophosphinates |
| 06/10/1993 | WO1993010903A1 2-mercapto-benzoxazole derivatives as collectors for the selective flotation of metal ores |
| 09/10/1991 | CA2037883A1 Process for the selective flotation of phosphorus minerals |