Class F27B : FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
Subclass 1/21: Shaft or like vertical or substantially vertical furnaces (for preheating, burning, calcining or cooling lime, magnesia or dolomite C04B 2/12) Details, accessories, or equipment peculiar to furnaces of these types Arrangement of devices for discharging
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11965221 | Method and system for heating direct reduced iron (DRI) between a DRI source and processing equipment for the DRI | Mar 23, 21 | Apr 23, 24 | Midrex Technologies Inc. |
| 11892236 | System for conditioning stucco in a dust collector | Sep 30, 20 | Feb 06, 24 | Schenck Process LLC |
| 11773459 | Method for direct reduction using vent gas | Jun 08, 17 | Oct 03, 23 | Primetals Technologies Austria GmbH |
| 11697855 | Method and device for direct reduction with dry vent gas de-dusting | Jun 08, 17 | Jul 11, 23 | Primetals Technologies Austria GmbH |
| 10229845 | Substrate treatment apparatus | Oct 17, 14 | Mar 12, 19 | EUGENE TECHNOLOGY CO., LTD. |
| 10228189 | Heating system for composite materials | May 15, 15 | Mar 12, 19 | Rapid TPC, LLC |
| 9683781 | Indirect-heat thermal processing of bulk solids | Aug 13, 15 | Jun 20, 17 | SOLEX THERMAL SCIENCE INC. |
| 9422192 | Optimised vertical-shaft kiln for producing sulfoaluminous clinker | Jul 12, 13 | Aug 23, 16 | VICAT |
| 9353582 | Well drilling tubulars bin system, and method for use of system | Jan 18, 13 | May 31, 16 | ITREC B.V. |
| 8968640 | Clay gun machine cannon for metallurgical furnaces | Jan 12, 11 | Mar 03, 15 | TMT Tapping-Measuring-Technology GmbH |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0051,168 | PROCESS FOR PRODUCING GRAPHITE AND VERTICAL GRAPHITIZATION FURNACE | Oct 28, 24 | Feb 13, 25 | Not available |
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