Assignee
PURAC AB
SE·8 granted patents·256 citations·filing 1984–1986
Top patents by PatentIndex Score
8 records- 0191US4597872AMethod for anaerobic wastewater treatmentPURAC AB·Filed 1984·Granted Jul 1, 1986·49 cites·10 claims
- 0289US4659472AMethod for producing a compostable mixture of sludge from sewage purification plantsPURAC AB·Filed 1984·Granted Apr 21, 1987·62 cites·7 claims
- 0380US4663043AMethod of treating peroxide-containing wastewaterPURAC AB·Filed 1984·Granted May 5, 1987·43 cites·7 claims
- 0475US4659471AMethod of controlling an anaerobic treatment processPURAC AB·Filed 1984·Granted Apr 21, 1987·36 cites·7 claims
- 0566US4710032AArrangement for preparing a charge of compositible material for a composting plantPURAC AB·Filed 1986·Granted Dec 1, 1987·17 cites·3 claims
- 0658US4614587AWastewater treatment methodPURAC AB·Filed 1985·Granted Sep 30, 1986·21 cites·5 claims
- 0756US4632759AWastewater treatment methodPURAC AB·Filed 1985·Granted Dec 30, 1986·17 cites·10 claims
- 0855US4789477AArrangement for charging granular or pulp-like material to a container in which the material is processedPURAC AB·Filed 1986·Granted Dec 6, 1988·11 cites·3 claims
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