| ReturnTo Theme-Group-Choice | Onelevelup |
| 4K055 | Furnace charging or discharging | |
| F27D3/00 -5/00 | ||
| F27D3/00-5/00 | AA | AA00 KINDS OF FURNACES |
AA01 | AA02 | AA03 | AA04 | AA05 | AA06 | AA07 | AA08 | AA09 | AA10 |
| . Blast furnaces or cupolas | . Converters | . Electric furnaces | . Melting/holding furnaces | . Heating furnaces | . Heat-treating furnaces | . Preheat furnaces | . Ceramic kilns | . . Kilns for cement and glass manufacturing | . Melt conduits | |||
| F27D3/00@A;3/00@Z | BA | BA00 ARTICLES ASSOCIATED WITH CHARGING, EXTRACTING, OR CHARGE HANDLING |
BA01 | BA03 | BA05 | |||||||
| . Poking machines | . Charging of articles to be treated | . Extraction or discharging of articles being treated | ||||||||||
| F27D3/00@B | BB | BB00 CHARGING BUCKETS |
BB01 | BB02 | BB03 | BB04 | BB05 | BB07 | BB09 | |||
| . Anti-polarization charging structures | . Articles associated with bucket cooling | . Articles relating to the gas flow inside the bucket | . Seal structures of buckets and furnace bodies | . Structures that prevent damage to furnace walls caused by buckets | . Environmental improvements (i.e., absorption of dust, odor prevention, or sound isolation) | . Detection and control | ||||||
| F27D3/02 | CA | CA00 TRANSFER SKIDS OR BEAMS |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA08 | CA09 | CA10 | |
| . Skid pipes | . . Dry cooling skid pipes | . Skid rails | . Skid buttons | . Fixed beams | . Moving beams | . Composite materials for skids or beams | . . Heat-resistant steels | . . Ceramics | ||||
| F27D3/04;3/08 | DA | DA00 RAM, PUSHER, OR SCREW-TYPE CHARGING OR EXTRACTING DEVICES |
DA01 | DA03 | DA05 | |||||||
| . Ram types | . Pusher types | . Screw types | ||||||||||
| F27D3/06@A;3/06@B;3/06@Z | EA | EA00 CHARGING OR DISCHARGING MACHINES MOUNTED ON MOVING CARRIAGES |
EA01 | EA03 | EA05 | EA07 | ||||||
| . Lifts (i.e., suspension devices) | . Pushers | . Manipulators | . Rake-out devices | |||||||||
| F27D3/10 | FA | FA00 CHARGING VIA HOPPERS OR CHUTES |
FA01 | FA02 | FA03 | FA05 | FA07 | FA08 | FA09 | FA10 | ||
| . Chutes and supply pipes | . . Chutes and supply pipes for equal distribution of charges | . . Prevention of clogging of charges | . Hoppers | . Sealing structures | . Environmental improvements (i.e., prevention of dust generation or noise) | . Abrasion-resistant insulation structures | . Detection and controls | |||||
| F27D3/12@C | GA | GA00 CARRIAGES FOR PLACING OF CHARGES |
GA01 | GA02 | GA03 | GA04 | GA05 | GA07 | GA09 | |||
| . Characteristic carriage structures | . . Structures for lightening carriages | . . Heat-insulated structures | . . Fixed-frame fireproof structures | . . Structures that form a seal with the furnace body | . Characteristic carriage movement means | . Carriages characterized by being formed from specific materials (e.g., ceramics) | ||||||
| F27D3/12@S;3/12@E;3/12@T;3/12@Y;3/12@H;3/12@R;3/12@Z | HA | HA00 MOVABLE SUPPORT DEVICES OR CHARGE CASINGS |
HA01 | HA02 | HA03 | HA04 | HA05 | HA07 | HA08 | |||
| . Articles being treated | . . Ceramics | . . . Tiles | . . . . Accessory tiles | . . . Roof tiles | . . Metals | . . . Articles formed from powders | ||||||
| HA11 | HA12 | HA13 | HA14 | HA15 | HA16 | HA17 | HA18 | HA19 | HA20 | |||
| . Structures of baking containers and holding implements | . . Lapped and shelf-shaped holders | . . Box-shaped articles | . . Articles having holes or porous areas | . . Attachment of members to holding implements for the purpose of mounting articles to be treated | . . Formation of wave-shaped holding implements, formation of grooved surfaces on holding implements, or roughening of the surface of holding implements | . . Holding implements that prevent falling of articles being treated | . . Holding implements that prevent baking specks, deformation, or cracking of treated articles | . . Holding implements for cylindrical baked articles | . . Thin lightweight structures | |||
| HA21 | HA23 | HA25 | HA27 | HA29 | ||||||||
| . Spacers and interposed materials for prevention of adhesion of articles being treated | . Container and holding-implement manufacturing methods | . Container and holding-implement surface coatings | . Containers and holding-implements characterized by being formed from specific materials | . Conveying or unloading devices for articles or holding implements | ||||||||
| F27D3/14@A;3/14@B;3/14@C;3/14@Z | JA | JA00 CHARGING OR EXTRACTING OF FUSED MATERIALS |
JA01 | JA02 | JA03 | JA04 | JA05 | JA07 | JA09 | |||
| . Conduits | . . Conduit lids or covers | . . . Conduit lids or covers having burners for maintaining temperatures | . . Skimmer units | . . Conduit-forming devices | . Sliding nozzles | . Tapping via suction pipes | ||||||
| JA11 | JA13 | JA15 | JA17 | JA18 | JA19 | JA20 | ||||||
| . Opening/closing outlet lids | . Opening/closing stoppers for outlet nozzle holes | . Closing of the outlet using mud | . Tapping controls | . . Control of pool level for outflow or inflow path | . . Controls for tilting of furnaces | . . Control of pressure-type hot water distribution | ||||||
| F27D3/15@T | KA | KA00 DEVICES ASSOCIATED WITH TAPPING |
KA01 | KA02 | KA04 | |||||||
| . Mechanical punchers | . . Devices that punch using drills | . Devices that punch using gases (e.g., oxygen or the like) | ||||||||||
| F27D3/15@S;3/15@V;3/15@Z | LA | LA00 DEVICES ASSOCIATED WITH SLAG REMOVAL OR DISCHARGE |
LA01 | LA02 | LA04 | LA06 | LA08 | LA10 | ||||
| . Slag removal or discharge methods | . . Removal or discharge via rake-out devices (e.g., rods or conveyers) | . . Removal via attached ceramics | . . Removal via injection of solid particles | . . Removal via gas blowers or jets | . . Removal via cooling solidification | |||||||
| LA12 | LA13 | LA14 | ||||||||||
| . . Removal via suction | . . . Prevention of suctioning of fused metals | . . . Cooling of suctioned slag | ||||||||||
| LA21 | LA23 | LA25 | LA27 | |||||||||
| . Slag-accumulating devices | . Structures of slag removal devices | . Maintenance and repair of slag removal devices | . Detection and controls | |||||||||
| F27D3/16@A;3/16@Z;3/18 | MA | MA00 BLOWING OF FUEL, POWDER GRANULES, AND GAS |
MA01 | MA02 | MA03 | MA05 | MA06 | MA08 | MA09 | MA10 | ||
| . Fuel blowing | . Blowing of powder granules using fluid carriers | . Gas blowing | . Tuyere structures | . . Porous plugs | . Lance structures | . . Dipping structures | . . . Edge-blowing structures | |||||
| MA11 | MA13 | MA15 | MA17 | |||||||||
| . Lance-feeding or -detaching devices | . Lance cooling | . Prevention of deposit adhesion on the lance edge | . Detection and control of blowing | |||||||||
| F27D5/00 | NA | NA00 SUPPORT DEVICES FOR PARTITION WALLS AND FOR CHARGES INSIDE FURNACES |
NA01 | NA02 | NA04 | NA05 | ||||||
| . Partition walls | . . Suspended partition walls | . Support devices for charges | . . Loading via dividing of charges into multiple stages |