FIELD: manufacture of building materials. SUBSTANCE: material from thermal preparation zone 3 is fed to roasting zone 4 through bypass device 5; gas is fed through burners 11 whose section is sunken in housing to a depth of 0.9 to 1.1 of the diameter of the burner opening. After heat treatment, material is supplied to finished product cooler. Flue gases for roasting zone 4 are directed to cyclone 7 where they are diluted with cold air and excessive gas is discharged to dust-and-gas cleaning system 8 through bypass 13. EFFECT: enhanced reliability and improved quality of product. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| KILN FOR FIRING GRANULAR MATERIAL | 0 |
|
SU1471042A1 |
| APPARATUS FOR ANNEALING MAINLY CARBON-CONTAINING MATERIAL IN FLUIDIZED BED | 0 |
|
SU1418557A1 |
| PLANT FOR ROASTING LOOSE MATERIALS | 1994 |
|
RU2091689C1 |
| VERTICAL FURNACE FOR HEAT-TREATING FINE-GRAIN MATERIAL BEING SUSPENDED | 0 |
|
SU1057760A1 |
| APPARATUS FOR FIRING POLYDISPERSE MATERIAL IN FLUIDIZED BED | 0 |
|
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| REVERBERATORY FURNACE FOR ALUMINIUM SCRAP REMELTING | 2013 |
|
RU2557190C2 |
| SHAFT-REVERBERATORY FURNACE FOR METAL REMELTING | 2013 |
|
RU2542031C1 |
| MULTIZONE FLUIDIZED-BED FURNACE FOR HEAT TREATMENT OF POLYDISPERSED MATERIAL | 0 |
|
SU976274A1 |
| TANDEM REFLECTING FURNACE WITH CASTING SHOE FOR REMELTING OF ALUMINIUM SCRAP | 2013 |
|
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| IMPROVED MULTI-CHAMBER FURNACE WITH FLUIDISED BED | 2014 |
|
RU2564182C1 |
