| Class 432 | HEATING |
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![[List of Pre Grant Publications for class 432 subclass 1]](../as.gif) | ![[List of Patents for class 432 subclass 1]](../ps.gif) | 1 | PROCESSES OF HEATING OR HEATER OPERATION |
| | 2 |  Including apparatus purging, cleaning or accretion preventing |
| | 3 | Including repairing, converting or assembling apparatus |
| | 4 | Including apparatus heat-up, cool-down or protection |
| | 5 | Including preparing or arranging work for heating |
| | 8 | Continous strip, strand or web passed longitudinally through heating zone |
| | 9 | Treating an article, container, batch or body as a unit |
| | 10 |  Localized treating or shielding of work area |
| | 11 | Moving unit through or within treating zone during treating |
| | 12 | Modulating, varying or augmenting heat supply during heat-up period |
| | 13 | Including melting, vaporizing, sintering, expanding comminuting, or classifying work material |
| | 14 | Including passing, treating or conveying gas into or through particulate work |
| | 15 | Including maintenance of fluidized bed |
| | 16 | Including a dust control or particle separation step |
| | 17 | Including modulation of flow rate of gas or treated material |
| | 18 | Subjecting work to diverse treatments or graduated temperatures |
| | 19 | Controlling flame position or work atmosphere |
| | 20 | Providing flame or high luminosity |
| | 21 | Including recycling work atmosphere |
| | 22 | Establishing strata, layer or curtain |
| | 23 | Establishing or maintaining composition of atmosphere bathing work |
| | 24 | Modulating or stabilizing pressure or temperature |
| | 25 | Providing pulsed or periodically reversed atmosphere |
| | 26 | By mode of admission of treating or protecting fluid |
| | 27 | Including the flowing or circulating of particulate heat carrier |
| | 28 | Of operating a furnace utilizing a heat storage mass |
| | 29 | Of heating a fluid |
| | 31 | Heating of or by wall or radiant surface |
| | 32 | WITH INDICATOR, ILLUMINATOR OR INSPECTION MEANS |
| | 33 | ARTICLE OR TEMPLATE FOLLOWER POSITIONS HEATING ELEMENT RELATIVE TO ARTICLE |
| | 34 | HAVING OPERATING OR CONTROLLING DEVICE RESPONDING TO PRESENCE OF DISCRETE WORK UNIT OR REMOVABLE UNIT HOLDER |
| | 35 | FRANGIBLE OR FUSIBLE SAFETY RELIEF OR SHUTDOWN MEANS |
| | 36 | HAVING CONDITION RESPONSIVE CONTROL |
| | 37 | Analyzer or composition sensor of work, work atmosphere or exhaust gas |
| | 38 | Control of or response to apparatus protecting fluid or means |
| | 39 | Of selection or load balancing of furnace exhaust heated regenerators |
| | 40 | Of hot blast stove (i.e., of Cowper stove) |
| | 41 | Of purger, purge period, scavenger or cleaner |
| | 42 | Of protective work shield, cooler or atmosphere; or of heat applicator position |
| | 43 | Of discharging, or stopping the heating of a unit or batch on sensed completion of heating |
| | 45 | Of or by means sensing or controlling work movement, quantity or position |
| | 46 | Condition responsive shutdown requiring reset |
| | 47 | Of or by pressure of fluid work or work chamber atmosphere |
| | 48 | Of cooling, dilution, withdrawal, bypass or circulation of work chamber atmosphere |
| | 49 | Of or by heat generation or transmission |
| | 50 | WITH PROTECTOR, CLEANER OR SUPPORT FOR CONDITION SENSOR |
| | 51 | HAVING TIMING, PROGRAMMING OR CYCLING CONTROL MEANS |
| | 54 | WITH INTERLOCKED, INTERCONNECTED OR MULTIWAY CONTROLLER ALTERNATING FLOW OF HEATED AND HEATING FLUID |
| | 55 | WITH CONCURRENT CONTROL OR INTER-CONTROL OF DIVERSE OPERABLE ELEMENTS |
| | 56 | Door or baffle movement correlated with work movement or placement |
| | 57 | Heating gas supply, removal or recirculation correlated with work or door movement or placement |
| | 58 | WITH HEATING GAS CONVEYING, AGITATING, SCATTERING OR DISINTEGRATION OF WORK (E.G., FLUIDIZED BED, ETC.) |
| | 59 | ADVANCING STRUCTURE FLEXING, LOOPING OR COILING SHEET, WEB OR STRAND |
| | 61 | WITH LUMP BREAKER OR CLASSIFIER FOR PARTICULATE WORK MATERIAL |
| | 62 | GEOGRAPHIC OR STRUCTURAL INSTALLATION |
| | 64 | HAVING FLUID CURTAIN AT CHAMBER PORT OR WORK PATH |
| | 65 | WITH HEAT SHIELD, OR ESCAPING GAS COLLECTOR AT FURNACE CHAMBER ACCESS AREA |
| | 66 | WITH CONDENSER OR ABSORBER FOR WORK CHAMBER VAPOR |
| | 67 | WITH MEANS SEPARATING SOLID PARTICLES OR SLAG FROM WORK CHAMBER GAS |
| | 68 | Separator discharges gas to work zone |
| | 69 | With means passing separated solid to heating zone |
| | 70 | At regenerator or recuperator (e.g., slag pocket, etc.) |
| | 72 | WITH MEANS DILUTING, PURIFYING OR BURNING EXHAUST GASES |
| | 73 | COMBUSTION PRODUCTS, FLUE OR GENERATOR AND WORK CHAMBER MOUNTED FOR RELATIVE MOVEMENT FOR ACCESS |
| | 74 | WITH DRIP, LEAKAGE, BREAKAGE OR SOIL COLLECTING STRUCTURE |
| | 75 | WITH CLEANING MEANS FOR APPARATUS |
| | 76 | WITH APPARATUS REPAIR OR ASSEMBLY MEANS |
| | 77 | WITH WORK COOLING STRUCTURE |
| | 78 | Combustion feed air cools exiting work by contact |
| | 81 | Work holder having selectively usable heating and cooling structure |
| | 82 | Entering and leaving work exchange heat |
| | 83 | Work heat removed through heat transmitting wall |
| | 85 | Cooling liquid contacts work |
| | 86 | WITH MEANS RECEIVING WORK FROM WORK HEATING ZONE DISCHARGE MEANS |
| | 87 | WITH MEANS SUPPLYING WORK TO WORK FEEDER |
| | 88 | WITH WHEEL, HANDLE, OR SKID-TYPE SUPPORT FOR HEATER ASSEMBLY |
| | 89 | CONVERTIBLE |
| | 90 | BOILER AND WORK HEATING FURNACE, POT OR OVEN |
| | 92 | COMBINED |
| | 93 | HAVING WORK HEATING CHAMBER AND OPEN ACCESS WORK SUPPORTING AND HEATING AND HEATING STRUCTURE OUTSIDE OF CHAMBER |
| | 94 | DISPARATE HEAT SOURCES OR FUELS |
| | 95 | SHAFT TYPE |
| | 96 | Having combustion products generated in or fed to shaft |
| | 97 | Having flow controller restraining solid and passing melt |
| | 98 | Having agitator or movably mounted baffle for shaft or shaft outlet |
| | 99 | Having vertically spaced gas supply ports |
| | 100 | Having distinct fume outlet and work inlet |
| | 101 | Having distinct combustion products generator chamber |
| | 102 | Having heat emitting tube or flue within or traversing shaft chamber |
| | 103 | TUMBLER-TYPE ROTARY - DRUM FURNACE |
| | 104 | Having support for engaging heated surface of domestic stove |
| | 105 | Having combustion products generated in or fed to drum |
| | 106 | Including plural, distinct serially connected work chambers |
| | 107 | And having externally heated drum surface or indirect heating flue |
| | 108 | Work advancing type (e.g., steady flow of work) |
| | 112 | Externally heated drum or associated heating element heats work by conduction or radiation |
| | 113 | And having distinct atmosphere supply or removal structure |
| | 114 | Heat emitter is tube within the drum chamber or the drum wall |
| | 115 | Having flexible, cooled, or air curtain seal between rotary and stationary parts |
| | 116 | Having protective cooling structure |
| | 117 | Having work or work atmosphere feed or discharge structure |
| | 118 | Having structure agitating or controlling the motion of the charge |
| | 119 | Having brick-type lining |
| | 120 | WORK CHAMBER HAVING HEATING MEANS |
| | 121 | Having means by which work is progressed or moved mechanically |
| | 122 | Having manipulating means arranging, orienting, segregating or topically heating individual unit |
| | 123 |  Handler outside of chamber supports unit partially within and partially outside of furnace chamber |
| | 124 | Having structure rotating, reorienting, or inverting unit during heating |
| | 125 | Vertical stack or mutually supporting units having thrust means |
| | 126 | Thrust means advances row or stack of units |
| | 128 | Plural distinct chambers |
| | 129 | Work moved to drop between shelf or trough-type chambers |
| | 133 | Having combustion products generated in or fed to work chamber |
| | 134 | Vibrating or jarring-type work advancer |
| | 135 | Traveling heat emitter carries or stirs work |
| | 136 | Combustion products generated in or fed to chamber |
| | 137 | Movable chamber floor section carried by external guide or axle |
| | 139 | Plough, rake, screw, or stirrer means |
| | 141 | Rotatably mounted work carrier (e.g., Ferris wheel type, etc.) |
| | 143 | Having means forming work path from inlet to outlet |
| | 151 | Stirrer in externally heated tank |
| | 152 | Having distinct atmosphere supply, removal or recirculation structure |
| | 153 | Work or work carrier slides on heated chamber wall or floor |
| | 155 | Chamber heated by multiple combustion products flues |
| | 156 | Crucible or pot heating furnace |
| | 159 | Combustion products heat work by contact |
| | 160 | Furnace or work holder of furnace mounted for tilting discharge |
| | 161 | Having separator of flow director for melted work |
| | 162 | Having shelf, rack, tray or chamber on guide or pivot |
| | 163 | Plural structurally related work chambers |
| | 164 | Connected for serial flow of combustion products |
| | 165 |  Having serially connected regenerator |
| | 166 | Chambers spatially separated |
| | 167 | Having temporary partition |
| | 168 | Through perforated floor |
| | 169 | Through perforated partition |
| | 170 | Having branch connection to common flue |
| | 171 | Diverse atmospheres (e.g., directly and indirectly heated, etc.) |
| | 172 | Fed with combustion products from a common generator |
| | 173 | Having protective cooling means for combustion material feed structure |
| | 174 | Including noncommunicating combustion products flue |
| | 175 | Radiant-type burner in or on wall (e.g., surface combustion, etc.) |
| | 176 | Having exhaust return passage or recirculating fan or jet |
| | 177 | Chamber exhaust transfers heat with chamber wall |
| | 178 | Work chamber or its wall heats chamber feed |
| | 179 | Work chamber exhaust heats chamber feed |
| | 183 | For annular article (e.g., wheel rim, etc.) |
| | 184 | Article inserted type |
| | 185 | Dividing baffle or screen in cabinet forms upper work and lower burner chambers |
| | 186 | Distinct combustion chamber feeds work chamber |
| | 187 | Having additional feed means diluting combustion products |
| | 188 | Work chamber indirectly heating by common wall or connecting flue |
| | 189 | Having pump or jet means forcing air into combustion chamber |
| | 190 | Distinct vertically spaced combustion products feed openings to work chamber |
| | 191 | Plural distinct combustion chambers feed single work chamber |
| | 192 | Multiple perforate wall, floor or roof for combustion feed or exit |
| | 193 | Spaced exhaust ports from work chamber |
| | 194 | Baffle, shield, heat absorber, work support or flow directing means in work chamber |
| | 195 | Hearth-type or tank-type furnace |
| | 196 | Spaced fuel or air feeds to work chamber |
| | 197 | Having particulate or liquid heat transfer medium in work chamber |
| | 198 | Means supplying a protective or treating agent other than or additional to air |
| | 199 | Having work atmosphere recirculating means |
| | 200 | Work chamber having gaseous material supply or removal structure |
| | 201 | Air flow-through type |
| | 202 | Having means heating work by radiation or conduction |
| | 203 | Pump for atmosphere |
| | 204 | Having a movable drawer or separable tray |
| | 205 | Having pump, jet or valve means establishing chamber pressure distinct from ambient |
| | 206 | Interior bell forms muffle |
| | 207 | Plural structurally related work heating chambers |
| | 209 | Heating tube, element, or flue traverses work space |
| | 210 | Externally heated, liquid holding type of work container |
| | 212 | Tortuous, branched or baffled heating flue means within or along chamber wall |
| | 214 | HEAT GENERATING MEANS HEATS HEAT STORAGE MASS OF SOLID MATERIAL |
| | 215 | Mass is solid fluent heat carrier (e.g., pebbles, etc.) |
| | 216 | Interconnected separately encased masses |
| | 217 | Dividing wall in casing forms combustion and heat storage chambers |
| | 219 | HEAT GENERATOR HEATS GAS OR LIQUID MATERIAL IN A FLOW STRUCTURE |
| | 220 | With pump for the material driven by energy from the heat generator |
| | 221 | With means utilizing the heated material for heating work |
| | 222 | Material heated by mixing with combustion products of generator |
| | 224 | INSERTED EMITTER TYPE OF HOLLOW ARTICLE INTERIOR HEATER |
| | 225 | HEAT APPLICATOR HAVING STRUCTURE FOR MOUNTING IT ON OR AROUND OBJECT TO BE HEATED |
| | 226 | HAVING MASK, BAFFLE OR CONDUCTOR CONCENTRATING HEAT ON OR PROTECTING SECTION OF ARTICLE |
| | 227 | HEAT GENERATOR WITH AN ASSOCIATED WORK SUPPORT OR HEAT DELIVERY STRUCTURE |
| | 228 | Internally heated roll |
| | 229 | Movably mounted heat emitter traverses work during heating |
| | 230 | Means moving or guiding work relative to heat emitter during heating |
| | 231 | Article engaging and retaining support fixes position of article relative to heat emitter |
| | 232 | Horizontal, planar, openwork, work support above burner |
| | 233 | HEATING APPARATUS ELEMENT HAVING PROTECTIVE COOLING STRUCTURE |
| | 234 | Work skid or rail structure |
| | 235 | Conveyor, chute or work agitator element |
| | 237 | Door, cover, door frame or rim of cover |
| | 238 | Wall, floor or roof element |
| | 239 | WORK FEEDING, AGITATING, DISCHARGING OR CONVEYING SUBCOMBINATION |
| | 240 | Having support for engaging surface of domestic stove |
| | 241 | Removable furnace bottom section or kiln cart |
| | 242 | Having closure or seal for work feeder's entrance passage |
| | 243 | Outside conveyor track paralleled by chamber wall slot for conveyor arm |
| | 244 | Seal at chamber wall for conveyor arm or shaft |
| | 245 | Having distinct heat shield, conductor, director or expansion relief structure |
| | 246 | Roll-type conveyor element |
| | 247 | HEATING OR HEAT RETAINING WORK CHAMBER STRUCTURE |
| | 248 | Protected, lined or reinforced melt holding section |
| | 249 | Including baffle wall, work shield, or work support element |
| | 250 | Door, cover or port |
| | 251 | Having expansion relieving or absorbing means |
| | 252 | Masonry with metallic casing or support |
| | 253 | ACCESSORY MEANS FOR HOLDING, SHIELDING OR SUPPORTING WORK WITHIN FURNACE |
| | 254.1 | Fluid tight metallic heat transferring box, shield or hood |
| | 258 | Support structure for heat treating ceramics (e.g., saggars, etc.) |
| | 260 | For annular work (e.g., coil separator, etc.) |
| | 261 | Openwork tray, basket, or grid structure for heat treating metal |
| | 262 | Crucible |
| | 266 | MISCELLANEOUS |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 500 | TOBACCO BARNS |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |