7 Storage containers with delivery pumps for introducing oil, storage containers with delivery pumps for introducing catalysts; compressors, in particular with an upstream- and downstream-connected buffer container; preheaters for gas, in particular with a heating coil; storage containers for biomass, in par-ticular with pneumatic discharge; mechanical pumps for liquids, in particular with solids contained therein, as well as for vapor- or gas-form media; pump housings as parts of mechanical pumps for gases and liquids; control valves, cut-off valves, and pressure-reduction valves, in each case for gases and liq-uids, as well as housings for valves of this type; filters for filtration of the sump oil from a reactor, in particular with an attached discharge sluice for the centrate and with a motor with a drive arrangement; gas-expansion turbines; condensers for product vapors from a system for productions of fuels from biomass, in particular with secondary cooling circuits; separators for separat-ing a gaseous phase from a liquid phase in a system for producing fuels from biomass, in particular as high-pressure phase separators and medium-pressure phase separators; phase separators for the separating of at least two non-mixable liquids, in particular as atmospheric phase separators; re-formers for formation of hydrogen from a mixture of methane and carbon dioxide; all of the above products as parts of a mechanical system for produc-ing fuels and oils, in particular heating oil, from biomass