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| Number | Title | Issue Date |
| 4575055 | Circular traveling grate machine A circular traveling grate machine includes rotatable, inner and outer, rail mounted, side frame members forming the sidewalls of an annular hearth region therebetween. A plurality of individually tiltable pallets are positioned in the hearth region and a... | 03/11/1986 |
| 4572484 | Pallet construction for traveling grate machines A pallet construction for use in a circular traveling grate machine of the type having rotatable inner and outer side frames which move with the pallets on either side thereof. Various restraining and float means associated with the pallet hanger brackets... | 02/25/1986 |
| 4261459 | Continuous grate track length compensator An apparatus is provided for adjusting pallet wheel track length when the spacing between pallets changes due to temperature changes such as in the sintering of ore. The apparatus comprises pivotable arc segments which can be opened or closed to expand an... | 04/14/1981 |
| 4127381 | Apparatus for compensating for change in the length of the pallet train of a strand sintering machine In a strand sintering machine, an arrangement and position of drive lifting sprockets, operable in conjunction with two pairs of pallet alignment gears, is disclosed. The drive lifting sprockets are positioned at the feed end of the strand tracks. Two pai... | 11/28/1978 |
| 3963481 | Process for cooling sinter on the strand In a sintering process a sinter mix containing solid fuel is fed in a layer onto a traveling-grate type of sintering machine. The fuel in the layer is ignited and it burns downwardly under downdraft air to form a resulting solid sinter cake. The sinter ca... | 06/15/1976 |
| 3942658 | Installation for agglomeration of minerals on a continuous circular grate An installation for the agglomeration of minerals including, a rotatable circular track, a plurality of grate-carrying cars which rest on the track and move with it through various treatment zones, and a device for moving the cars relative to the track th... | 03/09/1976 |
