Class F27B : FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
Subclass 1/02: Shaft or like vertical or substantially vertical furnaces (for preheating, burning, calcining or cooling lime, magnesia or dolomite C04B 2/12) with two or more shafts or chambers, e.g. multi-storey
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12188722 | Multistage vertical graphitization furnace system | Apr 30, 24 | Jan 07, 25 | EFC CO., LTD.; SIS CORPORATION; HYEONGSEOG PARK; INSUNG SHIN; |
| 11486642 | Multi-chamber melting furnace and method for melting non-ferrous scrap metal | Feb 27, 18 | Nov 01, 22 | GAUTSCHI ENGINEERING GMBH |
| 11471925 | Aluminum warm forming multi-opening oven and production line | Apr 13, 16 | Oct 18, 22 | Magna International Inc. |
| 11280546 | Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, and furnace used | Oct 05, 16 | Mar 22, 22 | S.A. LHOIST RECHERCHE et DEVELOPPEMENT |
| 11034616 | System having a furnace and method for operating such a system | Mar 03, 17 | Jun 15, 21 | MAERZ OFENBAU AG; THYSSENKRUPP AG; |
| 10641553 | Heat treatment apparatus, regulation method of heat treatment apparatus, and program | Jun 03, 16 | May 05, 20 | Tokyo Electron Limited |
| 10488111 | Metallurgical furnace for producing metallic alloys | Nov 09, 15 | Nov 26, 19 | Tecnored Desenvolvimento Tecnologico S.A. |
| 10301219 | Parallel-flow regenerative lime kilns and processes for burning and cooling carbonate rock in same | Jul 28, 14 | May 28, 19 | MAERZ OFENBAU AG |
| 10229845 | Substrate treatment apparatus | Oct 17, 14 | Mar 12, 19 | EUGENE TECHNOLOGY CO., LTD. |
| 10174998 | Device and method for producing an expanded granular material | Nov 25, 14 | Jan 08, 19 | Binder & Co. AG |
| 9951992 | Metallurgical furnace | Dec 22, 14 | Apr 24, 18 | Tecnored Desenvolvimento Tecnologico S.A. |
| 9919965 | Method for burning lump material | Sep 09, 13 | Mar 20, 18 | Maerz Ofenbau AG |
| 9869515 | Suspension smelting furnace and a concentrate burner | Jun 28, 11 | Jan 16, 18 | OUTOTEC OYJ |
| 9266774 | Method for burning pelletized good | May 09, 12 | Feb 23, 16 | Maerz Ofenbau AG |
| 9127886 | Multistage furnace system | Mar 14, 13 | Sep 08, 15 | TOA Industries Co., Ltd. |
| 9011143 | Parallel flow regenerative lime kiln and method for the operation thereof | Sep 15, 10 | Apr 21, 15 | Maerz Ofenbau AG |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0361,074 | PARALLEL-FLOW REGENERATIVE SHAFT KILN AND METHOD FOR BURNING CARBONATE ROCK | Apr 25, 22 | Oct 31, 24 | Maerz Ofenbau AG; thyssenkrupp Polysius GmbH; THYSSENKRUPP AG; |
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