Preparation of fertilisers characterised by the composting step

CCHEMISTRY METALLURGY C05Fertilizers C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C

C05F17/00Preparation of fertilisers characterised by the composting step

C05F17/0009in concurrence with invertebrata, ( C05F17/0018Processing of liquids or slurries C05F17/0027Multi-step composting process, ( C05F17/0036Activators/stimulators for composting process C05F17/0045Adding/removing compounds to/from the process streams other than water and air C05F17/0054the process stream being a gas C05F17/0063adding/removing heat to/from the composting process C05F17/0072with process parameter responsive control C05F17/0081using irradiation, ( C05F17/009Elimination of harmful substances, the end product being a fertilizer C05F17/02Apparatus therefor C05F17/0205Small scale installations, i.e. no provisions for mechanically feeding or removing of material from installations C05F17/0211Portable or transportable devices C05F17/0217Systematic, essentially horizontal displacement of material from entrance to exit of installation C05F17/0223Cylinders; Drums C05F17/0229Tunnels C05F17/0235Mixing or moving equipment following predetermined, fixed paths C05F17/0241Mixing and moving equipment not restricted by rails, cables or the like C05F17/0247Systematic, essentially vertical displacement of material from entrance to exit of installation C05F17/0252the material going from platform to platform C05F17/0258Parts or details of composting apparatus C05F17/0264Details regulating incoming and outgoing process streams from apparatus C05F17/027the process stream being a gas stream C05F17/0276the process stream being a liquid stream C05F17/0282Devices for measuring process parameters C05F17/0288Flow sheets for composting process C05F17/0294Installation consisting of individual composting reactors in series