Description
Class F23H : GRATES
Subclass 3/02: Grates with hollow bars internally cooled
F23H 3/02
Sub-Class
Stats
- 9 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 7 Total Patent Owners
- 38 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12196419 | Grate block for a combustion grate | Apr 06, 20 | Jan 14, 25 | HITACHI ZOSEN INOVA AG |
| 11499717 | Combustion chamber | Aug 07, 17 | Nov 15, 22 | Zhejiang Liju Boiler Co., Ltd. |
| 10309648 | System and method for active cooling of a grate bar for an incinerator of a waste-to-energy plant | Nov 22, 16 | Jun 04, 19 | General Electric Company |
| 10139105 | Metal-ceramic compound grate bar for waste incineration | Jun 06, 17 | Nov 27, 18 | Alite GmbH |
| 9976739 | Air nozzle arrangement in a fluidized bed boiler, grate for a fluidized bed boiler, and a fluidized bed boiler | Nov 07, 13 | May 22, 18 | VALMET TECHNOLOGIES OY |
| 9845951 | Grate step module for a thrust combustion grate | Sep 19, 12 | Dec 19, 17 | MARTIN GMBH FUR UMWELT-UND ENERGIETECHNIK |
| 9157632 | Water-cooled sliding combustion grate having a parallel drive | Jul 21, 11 | Oct 13, 15 | DOIKOS INVESTMENTS LTD. |
| 6220190 | Water-cooled oscillating grate system | Jan 15, 99 | Apr 24, 01 | Riley Power, Inc. |
| 6145451 | Water-cooled firing grate | May 12, 99 | Nov 14, 00 | DOOSAN LENTJES GMBH, Metallgesellschaft Aktiengesellschaft, |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0125,471 | PLATE-FORMED GRATE ELEMENT FOR A MOVABLE GRATE OF A FURNACE | Dec 16, 21 | Apr 18, 24 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 33 Months (last 2 years Issuances)
- 33 Months (last 5 years Issuances)