| Class 431 | COMBUSTION |
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![[List of Pre Grant Publications for class 431 subclass 1]](../as.gif) | ![[List of Patents for class 431 subclass 1]](../ps.gif) | 1 | COMBUSTION BURSTS OR FLARE-UPS IN PULSES OR SERIAL PATTERN |
| | 2 | PROCESS OF COMBUSTION OR BURNER OPERATION |
| | 3 |  Decarbonizing, cleaning or purging |
| | 4 | Feeding flame modifying additive |
| | 5 | Burning waste gas, e.g., furnace gas, etc. |
| | 6 | Starting or shutdown procedure |
| | 7 | In a porous body or bed, e.g., surface combustion, etc. |
| | 8 | Flame shaping, or distributing components in combustion zone |
| | 9 |  Whirling, recycling material, or reversing flow in an enclosed flame zone |
| | 10 | Oxidizer added to region of incomplete combustion |
| | 11 | Heating feed |
| | 12 | Controlling or proportioning feed |
| | 13 | WITH INDICATOR OR INSPECTION MEANS |
| | 14 | Correlated with action of condition responsive burner control |
| | 17 | Burner component position indicator |
| | 18 | TIMER, PROGRAMMER, RETARDER OR CONDITION RESPONSIVE CONTROL |
| | 19 | Responsive to combustion chamber pressure |
| | 20 | Of or by exhaust damper or exhaust pump |
| | 21 | By combustion destructible element, e.g., fusible plug, etc. |
| | 22 | By sensing of gas leakage, flashback or escaped flame |
| | 23 | Of means protecting burner component from combustion heat |
| | 24 | With test circuit checking or analyzing flame sensing circuit for malfunction |
| | 25 | Utilizing unidirectional electrical conducting effect of flame |
| | 26 | Test circuit activated, then inactivated in starting |
| | 27 | Providing repeated start attempts prior to shutdown upon failure to establish combustion |
| | 28 | Actuation sequence of electric feed heater and feed flow controller or igniter |
| | 29 | Control of purger, of scavenger or of combustion start-up delay period |
| | 32 | Of cleaning means |
| | 33 | Of extinguishing means |
| | 36 | Of or by burner feed supply heating structure |
| | 37 | By controlling admittance of feed to structure |
| | 38 |  By pressure of feed in structure |
| | 39 | By level of liquid feed in structure |
| | 40 | By linear expansion of feed holder |
| | 41 | Supply of heat to heating structure controlled |
| | 42 | Sensor of first burner controls second burner, e.g., pilot and main, etc. |
| | 43 | With electrical igniter |
| | 44 | Igniter deenergized by fuel pressure variation in start effort |
| | 45 | Igniter deenergized by timer, programmer or retarder |
| | 46 | Igniter deenergization responsive to first burner ignition |
| | 47 | With manual igniter actuation |
| | 48 | Sensor of second burner controls third burner |
| | 49 | And an igniting burner for first burner |
| | 50 | Sensing of flame at both burners required for continued operation of second burner |
| | 51 | Both burners cut off upon sensed extinguishment of first burner |
| | 52 | First burner manual reset valve cut off |
| | 53 |  Single valve cuts off branched flow |
| | 54 |  Reset includes structure preventing feed to second burner prior to sensed combustion at first burner |
| | 55 | Burners independently controlled by reset valves |
| | 56 | Having cut-off valve by-pass or additional supply to first burner |
| | 57 | Manual reset of second burner required upon first burner extinguishment |
| | 58 | Sensor controls diaphragm motor of second burner valve |
| | 59 | Electrical or magnetic sensor controls second burner |
| | 60 | Of sequential operation of plural burners, e.g., pilot and main, etc. |
| | 62 | Of diverse feed or feed rate in starting, e.g., enriching fuel mixture in starting, etc. |
| | 64 | Level responsive means controls fuel level in wick pot or pot type burner |
| | 65 | Fuel feed cut off by collected fuel over-flow |
| | 66 | Sensor of electrical condition or temperature of electrical igniter controls fuel feed |
| | 67 | Igniter heat up and fuel feed sequence controlled by timer or retarder |
| | 68 | Sensing of hot combustion zone condition blocks restart attempt |
| | 69 | Shutdown by sensed absence of flame in proving period |
| | 70 | Recycle through proving period on sensing of failure of established flame |
| | 71 | Igniter cut off when flame establishment proved |
| | 72 | Of igniter and feed controlled sequence |
| | 75 | By combustion or combustion zone sensor |
| | 76 | Combustion product composition sensor |
| | 77 | Of shutdown by response to sensed combustion failure or overheat |
| | 86 | By manually started timer or retarder, or by time of day device |
| | 88 | By tilting, jarring, or mechanical damage |
| | 89 | By condition of burner feed or feed means |
| | 91 | PROJECTOR AND IGNITER FOR LIQUID OR GELLED FUEL SLUG OR ROD, E.G., FLAME THROWER, ETC. |
| | 357 | ILLUMINATING FLASH DEVICE, E.G., PHOTOGRAPHIC BULB, ETC. |
| | 358 | Fuel charge within sealed transparent casing, e.g., bulb |
| | 359 | Plurality of bulbs associated for sequential ignition |
| | 360 | Coated casing |
| | 361 | Percussive ignition means ignites charge |
| | 362 | Electrically ignited primer ignites charge |
| | 363 | Having fuel charge feeding means |
| | 364 | Having protective shield |
| | 365 | Electrical means ignites charge |
| | 99 | MAGNESIUM STRIP |
| | 100 | INCANDESCENT MANTLE |
| | 101 | Resiliently supported |
| | 102 | Wick feeds vapor to mantle |
| | 103 | Heated feed line section |
| | 104 | Discrete flame holder heats section, e.g., auxiliary jet, etc. |
| | 105 | Within mantle |
| | 106 | Above upwardly fed mantle |
| | 107 | Heated by downwardly fed mantle |
| | 108 | Distinct means increases pressure at mantle |
| | 109 | Depends below downwardly facing fuel discharger |
| | 110 | Supported above upwardly facing fuel discharger |
| | 111 | Supporting or protecting means external of mantle |
| | 114 | WITH MEANS ATTENUATING SOUND OR PULSATION |
| | 115 | COMBUSTION PRODUCTS RETURN STRUCTURE |
| | 117 | WITH EXTERNAL DRAIN FOR SURPLUS LIQUID FUEL DISCHARGED INTO VAPORIZATION OR COMBUSTION ZONE |
| | 119 | WITH DRIP OR LEAKAGE COLLECTOR |
| | 120 | WITH WICK TRIMMING, TREATING, INSERTING, OR REMOVING MEANS |
| | 121 | WITH APPARATUS CLEANING, PURGING OR SCAVENGING MEANS |
| | 124 | WITH RESERVE FLINT HOLDER |
| | 125 | WITH SIMULATION FEATURE |
| | 126 | WITH ORNAMENTATION OR FLAME COLORING ADDITIVE |
| | 127 | BURNER ASSEMBLY INCLUDES IGNITER ELEMENT AND REMOVABLE HAND MANIPULATABLE TORCH |
| | 129 | BURNER HEAD COVER OPERATIVELY INTERRELATED WITH IGNITER |
| | 130 | Interconnected with valve in fuel feed passage |
| | 132 | Electrical igniter |
| | 133 | Solid ignition charge dispenser and striker |
| | 134 | Actuation of ignition member releases biased open cover |
| | 135 | Cover, latched closed, biased open; igniter actuated on release |
| | 137 | Cover actuator cocks and releases abrasive member drive |
| | 138 | Common axis for cover and abrasive wheel |
| | 141 | One way drive means between cover and abrasive wheel |
| | 142 | BURNER HEAD OR IGNITER REMOVABLY SECURED TO FUEL TANK BY ENCIRCLING FRAME OR CASING |
| | 144 | BURNER CAP, COVER OR EXTINGUISHER |
| | 153 | CORRELATION OF FUEL OR POWER SUPPLY WITH COMPONENT MOVEMENTS IN A DISABLING AND ENABLING SEQUENCE |
| | 154 | WITH REPAIR, ASSEMBLY OR DISASSEMBLY ADJUNCT |
| | 156 | CONVERTIBLE |
| | 157 | MEANS AT CHAMBER OUTLET ESTABLISHING COMBUSTION PRESSURE DISTINCT FROM AMBIENT |
| | 159 | FUEL DISPERSER INSTALLED IN FURNACE |
| | 160 | Disperser cooled by fluid additional to furnace feed |
| | 161 | Furnace heated feed line section |
| | 162 | Distinct sections feeding disparate fluids to furnace |
| | 163 | Section feeds steam to disperser |
| | 164 | Section feeds oxidizer through furnace wall opening spaced from that for disperser |
| | 166 | Section feeds oxidizer to disperser or through disperser furnace wall opening |
| | 168 | Rotary disperser projects at surrounding flange surface |
| | 170 | Disperser feeds into permeable mass, e.g., checkerwork, etc. |
| | 171 | With discrete flame directing baffle |
| | 173 | Feed projected tangential to wall of circular combustion chamber |
| | 174 | Spaced fuel dispersing orifices within furnace |
| | 175 | Intersecting fuel streams |
| | 177 | Annular arrangement with fuel directed on surrounding combustion chamber wall |
| | 178 | Row with parallel discharge through combustion chamber wall |
| | 180 | Row across combustion chamber |
| | 181 | Plural feed means extending to common wall opening of furnace |
| | 182 | Duct with air whirling means surrounds disperser |
| | 185 | Feed whirling means at wall |
| | 186 | Shiftably mounted disperser; or flame shaper |
| | 187 | Feeds discharged coaxially |
| | 189 | Disperser adjustably mounted for movement relative to furnace wall opening |
| | 190 | Water, air or steam feeder spaced from disperser |
| | 191 | BURNER IGNITED BY FLASH FLAME THROUGH CONDUIT |
| | 195 | FUEL DISTRIBUTOR UNDERLYING COMBUSTION ANNULUS HAVING AIR FEEDING PERFORATIONS |
| | 196 | With pilot burner, primer, or electric combustion starter |
| | 197 | Annulus movably mounted for access to distributor |
| | 198 | Distributor annulus feeds combustion annulus through coaxial throat or row of orifices |
| | 199 | Distributor receives heated fuel from annulus heated line section |
| | 200 | Coaxial combustion chambers with intermediate air space |
| | 201 | Structure surrounding annulus guides combustion air to perforations |
| | 202 | STRUCTURAL INSTALLATION |
| | 203 | FLAME HOLDER MOUNTED ON HEATED SINGLE CHARGE FUEL TANK |
| | 204 | Fuel jet from heated tank traverses wick burner |
| | 205 | Priming cup heats tank |
| | 206 | Having heat conductor between spaced flame holder and tank |
| | 207 | HEATED LINE SECTION FEEDS FLAME HOLDER |
| | 208 | Electrically heated section |
| | 209 | Section and its heat source mounted for relative movement, e.g., to vary thermal effect, etc. |
| | 210 | Heated section supplied by separate diverse feeds, e.g., water and fuel, etc. |
| | 213 | Air from section discharged downwardly toward fuel surface |
| | 215 | Distinct exhaust products line heats feed line |
| | 216 | Lines for diverse feeds heated |
| | 218 | Basin for burning liquid fuel heats feed line section |
| | 219 | Heated line feeds steam to fuel basin area |
| | 220 | Separate basin and flame holder fuel lines |
| | 222 | Basin receives fuel from terminus of heated fuel line |
| | 230 | Auxiliary burner heats wick within heated section |
| | 231 | Fuel container having means feeding gas to a separate line heating burner and liquid to heated section |
| | 232 | Section heated by distinct flame holders, one fed by heated section |
| | 233 | Heated line supplies its heater and an external structure, e.g., flame holder |
| | 234 | One of a group of similar burners heats section |
| | 235 | Heated line supplies generated gas to main of distributing system |
| | 236 | Section heated by auxiliary burner |
| | 238 | Unheated fuel supply to flame holder |
| | 240 | Insert in heated fuel line, e.g., packing, etc. |
| | 242 | Housing encloses heated section and flame area |
| | 243 | Flame enclosure comprises, or conducts heat to heated section |
| | 244 | Discrete jet section of flame holder heats its fuel line |
| | 245 | Unheated oxidizer supply to line between heated section and feed discharger |
| | 247 | Fuel conduit within flame or combustion products zone |
| | 249 | WITH FEATURE FOR ACCESS TO OR EXPOSURE OF FLAME HOLDER |
| | 252 | WITH ADJUNCTIVE MEANS TO EXTEND OR DEFLECT FLAME BY AIR BLAST OR ASPIRATION |
| | 253 | COMBINED |
| | 254 | ELECTRICAL OR MECHANICAL IGNITER CORRELATED WITH BURNER FEED |
| | 255 | Having electric current producer |
| | 256 | Switch or electrode of igniter moved by valve element or operator |
| | 258 | BURNER HAVING ELECTRICAL HEATER OR IGNITER |
| | 259 | Igniter and separate heater |
| | 260 | Adjacent exposed liquid fuel surface on fuel support |
| | 263 | Igniter in shelter chamber |
| | 264 | Spark electrode in front of or adjacent fuel discharger |
| | 267 | FRICTIONAL, CHEMICAL OR PERCUSSIVE TYPE IGNITER |
| | 268 | Catalytic |
| | 269 | Cap, match or pellet igniting charge holding and firing means |
| | 270 | Externally accessible operator fires charge within flame enclosure |
| | 271 | Plural charge holder with presenting structure |
| | 273 | Spark projecter, e.g., flint and abrasive striker, etc. |
| | 278 | SEPARATELY SUPPLIED OR CONTROLLED, PHYSICALLY RELATED FLAME HOLDERS, E.G., DIVERSE FUELS, PILOT AND MAIN, ETC. |
| | 279 | Relatively movable |
| | 280 | By multiway valve |
| | 281 | Correlated controls |
| | 282 | Adjustable wick |
| | 283 | Three mounted in cross igniting relationship |
| | 284 | Coaxial |
| | 285 | Having common flame chamber or shield means |
| | 286 | DISCRETE MEANS TRANSMITTING FLAME BETWEEN SEPARATE FLAME HOLDING SECTIONS |
| | 287 | HAVING COMBUSTION STARTING ASSISTANT |
| | 288 | CANDLE, E.G., TAPER, ETC. |
| | 289 | Having structure additional to wax and wick |
| | 298 | FIBROUS WICK TYPE FLAME HOLDER |
| | 299 | Having feeder or holder for disparate fluid |
| | 300 | Means forcing air into flame area |
| | 301 | Wick movement limiting structure |
| | 302 | Tubular wick having central supporting and air supplying structure |
| | 303 | Having lateral air inlet passage through wick |
| | 304 | Having wick raiser |
| | 305 | Screw thread on wick carrier |
| | 306 | Rotatable threaded rod and follower |
| | 307 | Rack and pinion |
| | 308 | Reciprocated bar |
| | 309 | Having air guide or distributor |
| | 310 | Having air or flame director, air distributor, or windguard |
| | 311 | Transparent director surrounding wick support or guide |
| | 312 | Director passageways, each surrounding wick or flame zone |
| | 313 | Director passageways leading to flame zone |
| | 314 | Air annulus leads to flame zone |
| | 315 | Having adjustable wick exposure, position, or porosity setting structure |
| | 319 | Having distinct fuel line between reservoir and wick guide or support means |
| | 320 | Liquid fuel container carries wick guide or support |
| | 321 | Having distinct container filling or venting structure |
| | 322 | Means supporting displaced wick guide or support on fuel container |
| | 323 | Having absorbing, baffling or additional wick supporting structure in container |
| | 324 | Detachable closure securing guide to container |
| | 325 | Coated, impregnated, layered, coupled or reinforced wick |
| | 326 | POROUS, CAPILLARY, PARTICULATE OR SIEVELIKE FLAME HOLDER, E.G., RADIANT SURFACE BURNER, ETC. |
| | 327 | Capillary mass having handle |
| | 328 | Means supplying fuel for passage through the flame holding structure, e.g., radiant surface burner |
| | 330 | DRIP, TRICKLER, OR SHELF-TO-SHELF TYPE BURNER |
| | 331 | POT TYPE BURNER |
| | 332 | Having feeder or holder for disparate fluid |
| | 333 | Having means for continuously feeding fuel |
| | 334 | With pot or fuel reservoir elevating means |
| | 335 | Air feed passage through bottom of pot |
| | 336 | Ring structure at pot outlet forms central vertical discharge throat |
| | 338 | Having baffling means within pot confines |
| | 341 | Including exhaust flue having air feed passages |
| | 343 | WITH SUPPORTING BRACKET, LEG, HOOK, STRAP OR CLIP |
| | 344 | FLAME HOLDER AND FUEL TANK ASSEMBLY |
| | 345 | FLAME HOLDER HAVING ATTACHED HANDLE |
| | 346 | FLASH-BACK CONTROLLING OR PREVENTING STRUCTURE |
| | 347 | INCANDESCING OR REFLECTING COMPONENT, E.G., REIGNITING HOT SPOT, ETC. |
| | 349 | ADJUNCTIVE, RELATIVELY LOW VELOCITY, FLAME MAINTAINING FUEL PASSAGE |
| | 350 | FLAME HOLDER HAVING PROTECTIVE FLAME ENCLOSING OR FLAME STABILIZING STRUCTURE |
| | 351 | Including means feeding air axially spaced points of the flame |
| | 353 | Tubular member delineates flame |
| | 354 | MIXER AND FLAME HOLDER |
| | 356 | MISCELLANEOUS |
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