Method of and apparatus for preventing low-temperature corrosion in particular that of gas pipings where it is likely that condensates of aggressive constituents present in gases can apper at low temperatures
PL333439A1
Device for measuring the force in slings, particularly in those adjustable by means of tensioning nut
PL331969A1
Infusion chamber for hardening a granular material obtained from flying ash emitted by power boilers
PL320568A1
Method of lowering emiission of nitrogen oxides from power boiler furnaces in particular double-fuel fired ones
PL313983A1
Method of and apparatus for low-emission combusting solid fuels, especially coal dust, in power boilers
PL311766A1
Method of reducing dust emission from a dusty fuel fired boiler while starting the same
PL307071A1
Method of reducing dust emission from a coal dust fired power boiler after damping a fire in its furnace
PL303024A1
Method of utilising flying ashes
PL300716A1
Method of depositing communal wastes
PL297075A1
Method of and apparatus for protecting against corrosion boilers, heat exchangers and other ssimilar equipment for duration of standstill periods
PL292629A1
Method of and circuitry for generating two periodical waveforms of predetermined frequency differentiation therebetween
PL289966A1
Method of preventing deposition of boiler scale in cooling water circulation systems
PL279725A1
Burner for liquid fuels
PL279484A1
Method for drying wet thermal insulation powdered materials
PL277663A1
Method of and apparatus for checking and adjusting suspension mountings of high-pressure pipelines
PL277479A1
Method of removing deposits formed during operation on heat exchange surfaces of,in particular,turbine condenser tubes on steam side
PL276537A1
Digital temperature transducer with resistance
PL276431A1
Apparatus for removing dust from dust collector funnels
PL275360A1
Method of and apparatus for supplying a fluid medium to a burner with simultaneous axial displacement of the last mentioned one
