Gas supply system`s pressure regulator, has spring designed such that spring has minimum pressure, where spring subjected to blower air provides additional force for pressure boosting from minimum pressure by regulator
DE10220155A1
Gas burner, for a central heating system, has a porous body with two zones for mixing the combustion air and fuel gas, and a porous combustion zone to prevent gas losses on starting up
DE10251816A1
Gas burner for boiler has burner plate insulated from lower casing and elastically connected to it
DE10137572A1
Control device for gas blower burner
DE10029234A1
Gas control and safety valve for a multi-stage gas burner
DE4110693A1
Central heating boiler with groups of burners - has individual groups brought into use to suit heating load
DE3927416A1
Gas central heating burner
DE3917843A1
Heat recovery from discharging domestic heater fumes - by injected mist of co-travelling water particles
DE3731895A1
Device for purifying exhaust gases and utilising the residual heat from exhaust gases
DE3710743A1
Recitherm apparatus for utilising quantities of residual heat and purifying exhaust gases
DE3411325A1
Impulse drive for heat pumps in heating installations
DE3210545A1
Pulse-vapour drive for refrigerant compressors
DE3122144A1
Single or two-stage refrigeration compressor with steam drive and interposed drive fluid
DE3015797A1
Inductive changeover control for steam engine - generates inductive field at start and end of camshaft-less engine cylinder, whose piston changes inductive field
