Assignee
WATER RES COMMISSION
ZA·15 granted patents·303 citations·filing 1987–2015
Top patents by PatentIndex Score
15 records- 0179US4770793ADewatering slurriesWATER RES COMMISSION·Filed 1987·Granted Sep 13, 1988·58 cites·14 claims
- 0278US5595662AWater purification deviceWATER RES COMMISSION·Filed 1995·Granted Jan 21, 1997·53 cites·9 claims
- 0369US5357865AMethod of cloud seedingWATER RES COMMISSION·Filed 1992·Granted Oct 25, 1994·32 cites·20 claims
- 0461US6203700B1Process for treating metal-containing acid waterWATER RES COMMISSION·Filed 1999·Granted Mar 20, 2001·28 cites·16 claims
- 0557US5833896AMethod of making a hollow fibre membraneWATER RES COMMISSION·Filed 1996·Granted Nov 10, 1998·26 cites·13 claims
- 0655US4752363AEffluent treatmentWATER RES COMMISSION·Filed 1987·Granted Jun 21, 1988·25 cites·21 claims
- 0754US6110370ATreatment of waterWATER RES COMMISSION·Filed 1998·Granted Aug 29, 2000·21 cites·18 claims
- 0850US7285216B2Treatment of waterWATER RES COMMISSION·Filed 2003·Granted Oct 23, 2007·5 cites·24 claims
- 0949US6315904B1Process for treating sulphate-containing waste waterWATER RES COMMISSION·Filed 1999·Granted Nov 13, 2001·17 cites·18 claims
- 1047US6228263B1Treatment of sulphate- and metal-containing waterWATER RES COMMISSION·Filed 1999·Granted May 8, 2001·13 cites·18 claims
- 1144US6197196B1Treatment of waterWATER RES COMMISSION·Filed 1999·Granted Mar 6, 2001·11 cites·18 claims
- 1232US5925258AUpright tubular filter unit and method of separation using the filter unitWATER RES COMMISSION·Filed 1996·Granted Jul 20, 1999·11 cites·10 claims
- 1328US6521128B1Treatment of water containing carbonaceous solidsWATER RES COMMISSION·Filed 1999·Granted Feb 18, 2003·1 cites·13 claims
- 1425US10414680B2Method for the biological treatment of sulphate containing waste water, via reduction of sulphate to sulphide then its oxidation to elemental sulphurWATER RES COMMISSION·Filed 2015·Granted Sep 17, 2019·0 cites·14 claims
- 1518US4985145ASemipermeable membranesWATER RES COMMISSION·Filed 1989·Granted Jan 15, 1991·2 cites·4 claims
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