Layered trickle filter and method for treating wastewater involving dosing of chemicals
- Application ID: EP14188570
- Status: █ PATENT GRANTED
This patent has the IPC class C02 (TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE) Kancelaria Patentowa Matthias Scholl Inc is specialized in C02. Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.