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Class Number: 250 Class Title: RADIANT ENERGY Subclass Subclass Number Title 250 RADIO AND MICROWAVE ABSORPTION WAVEMETERS 251 ELECTRICALLY NEUTRAL MOLECULAR OR ATOMIC BEAM DEVICES AND METHODS 252.1 CALIBRATION OR STANDARDIZATION METHODS 253 GEOLOGICAL TESTING OR IRRADIATION 254 .With drill or drilling 255 .With sampling 256 .Well testing apparatus and methods 257 ..With casing collar detection 258 ..By interface of fluids 259 ..With placement of tracer in or about well 260 ...Tracer being or including radioactive material 261 ..With detector or detector circuit control 262 ..With particular detector signal circuit 263 ...With detector signal modulation or carrier wave 264 ...Having plural detectors 265 ..Plural detectors 266 ...With spacing or direction of detectors 267 ..With radiation control to detector 268 ..With well engaging means 269 ..With source and detector 270 ...Having neutron source and gamma detector 271 CODED RECORD AND READERS; INVISIBLE RADIANT ENERGY TYPE 281 IONIC SEPARATION OR ANALYSIS 282 .Methods 283 ..With collection of ions 284 ...For material recovery 285 .With plural, simultaneous ion generators 286 .Ion beam pulsing means with detector synchronizing means 287 ..With time-of-flight indicator 288 .With sample supply means 289 .With evacuation or sealing means 290 .Cyclically varying ion selecting field means 291 ..Circular ion path 292 ..Laterally resonant ion path 293 ..Alternating field ion selecting means 294 .Static field-type ion path-bending selecting means 295 ..With variable beam shifting field means 296 ..Plural diverse-type static path-bending fields 297 ...For causing complex ion path 298 ..Magnetic field path-bending means 299 ...With detector 300 ....With detector control or regulating 301 METHODS OF DETERMINING OIL PRESENCE, CONTAMINATION OR CONCENTRATION 302 RADIATION TRACER METHODS 303 .Radioactive tracer methods 304 METHODS INCLUDING SEPARATION OR NONRADIANT TREATMENT OF TEST MATERIALS 305 ELECTRON ENERGY ANALYSIS 306 INSPECTION OF SOLIDS OR LIQUIDS BY CHARGED PARTICLES 307 .Methodss 308 .Including a radioactive source 309 .Positive ion probe or microscope type 310 .Electron probe type 311 .Electron microscope type 440.11 .Analyte supports 441.11 ..With air lock or evacuation means 442.11 ..With object moving or positioning means 443.1 ..With heat transfer or temperature-indication means 315.3 SOURCE WITH CHARGED PLATE-TYPE DETECTOR 316.1 WITH INFRARED OR THERMAL PATTERN RECORDING 317.1 .Thermal copying of documents 318 ..With image transfer device 319 ..With conveying means 324 CORONA IRRADIATION 325 .Charging of moving object 326 .Charging of objects 580 SOURCE WITH RECORDING DETECTOR 581 .Using a stimulable phosphor 582 ..With image recording 583 ...For specialized application 584 ..With image read-out 585 ...Including stimulation 586 ...Including emission detection 587 ....With adjustment of conditions 588 ..With erasure 589 ..With conveyance 590 ...With a recirculation path 591 .Including a light beam read-out 328 AUTOMATIC/SERIAL DETECTION OF SIMILAR SOURCES 329 RECORD PROJECTORS 330 INFRARED-TO-VISIBLE IMAGING 331 .Including liquid crystal detector 332 .Including detector array 333 .Including image tube-type detector 334 .Including means for scanning field of view 335 CLOUD OR BUBBLE CHAMBERS 336.1 INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING 336.2 .Superconducting type 337 .With heating of luminophors 338.1 .Infrared responsive 338.2 ..Ferroelectric, ferromagnetic, photomagnetic types 338.3 ..Pyroelectric type 338.4 ..Semiconducting type 338.5 ..With means to analyze uncontained fluent material 339 ..With selection of plural discrete wavelengths or bands 340 ..Methods 341 ...With irradiation of object or material 342 ...Locating infrared emissive objects 343 ..With means to transmission-test contained fluent material 344 ...Plural series signalling means 345 ...Plural beam/detector pairs 346 ....Plural temperature sensitive signalling means 347 ..With movable beam deflector or focussing means 348 ...Controlled by signalling means 349 ..Plural signalling means 350 ...With periodic beam varying means 351 ..With periodic beam varying means 352 ..With temperature modifying meanss 353 ..With beam deflector or focussing means 354.1 .Signalling means controls incident radiation 356.1 .Flow metering 356.2 ..Using radioactive tracer 357.1 .Fluent material level signalling 358.1 .With means to inspect passive solid objects 359.1 ..Rectilinearly moving object 360.1 ..With relative movement means 361 R .With or including a luminophor 362 ..Methods 363.01 ..With radiant energy source 363.02 ...Body scanner or camera 363.03 ....With position source 363.04 ....Emission tomography 363.05 .....With detector support 363.06 ....Using coded aperture 363.07 ....With distortion correction 363.08 ....With detector support 363.09 ....With calibration 363.1 ....With a collimator 364 ...With fluent source handling or collecting means 365 ...Ultraviolet light source 366 ..Plural electric signalling means 367 ..Plural or composite luminophor 368 ..With optics 369 ..With output system 361 C ..Chemiluminescent detection 370.01 .Semiconductor system 370.02 ..Alpha particle detection system 370.03 ..Fission fragment/fissionable isotope detection system 370.04 ..Self-powered system 370.05 ..Neutron detection system 370.06 ..Discrimination-type system 370.07 ..Dose or dose rate measurement 370.08 ..Imaging system 370.09 ...X-ray or gamma-ray system 370.1 ..Position sensitive detection system 370.11 ..Scintillation system 370.12 ..Of material other than Gallium Arsenide or elemental Silicon 370.13 ...Containing cadmium telluride 370.14 ..Particular detection structure (e.g., MOS, PIN) 370.15 ..Temperature control or compensation system 371 ..Methods 372 .Ultraviolet light responsive means 373 ..With means to transmission-test contained fluent material 374 .Including a radiant energy responsive gas discharge device 375 ..Methods 376 ..With electroscopic indicators 377 ...With charge generator 378 ...With charge storage means 379 ..With means to supply the gas 380 ...Radioactive gas, or with gas-borne radioactive material 381 ...With radioactive source 382 ..With means to ionize the gas 383 ...Emissive fluent type, or with transmissive fluent material 384 ...Radioactive 385.1 ..Plural chambers or three or more electrodess 385.2 ...Spark chambers 386 ..With a periodic electrode bias varying means 387 ..With periodic electrode bias supply 388 ..With indicator 389 .Including ionization means 390.01 .Neutron responsive means 390.02 ..Radiographic analysis 390.03 ..With dose measurement 390.04 ..Composition analysis 390.05 ...For moisture content 390.06 ..Density/thickness/consistency analysis 390.07 ..Spectrum analysis 390.08 ...Using time-of-flight spectrometers 390.09 ...Using diffractometers 390.1 ..Including beam control 390.11 ..Including a scintillator 390.12 ..Position-sensitive 391 ..Methods 392 ..With indicating or recording means 393 .With radiant energy source 394 .Plural signalling means 395 .Methods 200 PHOTOCELLS; CIRCUITS AND APPARATUS 201.1 .Photocell controls its own optical systems 201.2 ..Automatic focus control 201.3 ...Of a microscope 201.4 ...Active autofocus 201.5 ....With optical storage medium; e.g., optical disc, etc. 201.6 ...Based on triangulation 201.7 ...Based on contrast 201.8 ...Based on image shift 201.9 ..Light beam wavefront phase adaptation 203.1 ..Following a target (e.g., a star or instrument pointer or other object) other than a pattern 203.2 ...Target illuminated by artificial light source 203.3 ...Self-luminous target 203.4 ....Sun 203.5 ....Cathode-ray tube scanning 203.6 ....Airborne target, or spaceborne target other than the sun (e.g., star or missile) 203.7 ....With moving reticle in optical path 202 ..Following a pattern (e.g., line or edge) 548 ..Controlling web, strand, strip, or sheet 549 ..Cathode-ray tube 204 ..Adjusting optical system to balance brightness in plural paths 205 ..Controlling light source intensity 550 .Interference pattern analysis (e.g., spatial filtering or holography) 551 .Signal isolator 552 .Solid state light source 553 ..Array or matrix 554 .Flame light source 206 .Photocell controlled circuit 206.1 ..Having means to generate positional information in at least one plane of a target moving relative to one or more photodetectors 206.2 ...Detection of positional information in two or moree planes (e.g., azimuth and elevation; hour angle and declination) 206.3 ....With moving reticle in optical path 555 ..Including coded record 556 ...Document verification or graph reader 557 ...With means to position, direct, or detect record 558 ..Steroplotters 559 ..With circuit for evaluating a web, strand, strip, or sheet 560 ...Width or length 561 ...Presence or position 562 ...Defects 563 ....With scanning 564 ..With circuit for evaluating a fluent material 565 ...With comparison 207 ..Electron multiplier 208.1 ..Plural photosensitive image detecting element arrays 208.2 ..Plural photosensitive nonimage detecting elements 208.3 ...With electronic scanning 208.4 ...Used to switch an electrical circuit or device on or off 208.5 ...With photodetector output ratioing other than by bridge or push-pull circuits 208.6 ...With specific relative positional geometry of photosensitive elements (e.g., an annular photosensitive element surrounding a coaxially mounted photosensitive element) 210 ..Bridge and push-pull circuits 214 R ..Special photocell or electron tube circuits 214 P ...Photographic control 214 D ...Light dimmers 214 A ...Amplifier type 214 LA ....Light amplifier type 214 LS .....Switching type 214 VT .....Vacuum tube type 214 PR ...Photosensitive rheostat type 214 SG ...Self-generating type 214.1 ...Special photocell 214 AG ...Automatic gain control 214 AL ...Ambient light responsive 214 B ...Ambient light desensitizing means 214 C ...Compensation 214 DC ...Digital circuitry 214 L ...Logarithmic/linear signal 214 RC ...Rate of change 214 SF ...Slave flash 214 SW ...Electronic switch 215 .Combined with diverse-type device 216 .Optical or pre-photocell system 227.11 ..Light conductor 227.12 ...Optical delay line 227.13 ...Light pen 227.14 ...Condition responsive light guide (e.g., light guide is physically affected by parameter sensed which results in light conveyed to the photocell) 227.15 ....With detection of macroscopic break in fiber 227.16 ....With detection of fiber microbend caused by parameter affecting fiber 227.17 ....Causing polarization change in fiberr 227.18 ....Causing light spectral frequency/wavelength change 227.19 ....With coherent interferrometric light 227.2 ...With imaging 227.21 ...With light chopping or modulation 227.22 ....Keyboard or other manual switch controlled 227.23 ...With spectral frequency/wavelength discrimination 227.24 ...With coupling enhancement means 227.25 ....Fluid coupling 227.26 ...With scanning 227.27 ...With coherent interferrometric light 227.28 ...With specific configuration of light conductor components with respect to each other 227.29 ...With specific illumination or viewing orientation of light conductor relative to viewed object (e.g., light normal to, and detector at 45 degree angle to, viewed object) 227.3 ...With variable orientation of light conductor relative to viewed object (e.g., goniometer) 227.31 ...Side or edge illuminated light conductor or collector 227.32 ...End illuminated light conductor with noncircular geometric cross section 566 ..Including coded record 568 ...Digital information 569 ....Card type 570 ....Tape, drum, or disc types 571 ..Detection or web, strand, strip, or sheet 572 ...Material defects 573 ..Fluent material in optical path 574 ...Scattered or reflected light 575 ...Plural paths 576 ...Sample holder or supply 577 ...Volume or level 221 ..Controlled by article, person, or animal 222.1 ...Inanimate article 222.2 ....Particle detection 223 R ....Conveyor or chute 223 B .....Bottles 224 ....Article and light ray relatively moved during sensing 225 ..Polarizing 226 ..Color (e.g., filter or spectroscope) 228 ..Integrating sphere 229 ..Light valve (e.g., iris diaphragm) 231.1 ...Actuated by dynamic external physical quantity 231.11 ....Actuated by gauge element deflection 231.12 ....Gyroscopes 231.13 ....Shaft angle transducers 231.14 .....Incremental shaft readers; i.e., with means to generate increments of angular shaft rotation 231.15 ......With plural gear driven discs 231.16 ......Using phase difference of output signals from plural photodetectors 231.17 ......With means to indicate a complete shaft rotation 231.18 ......Position indicating shaft encoders with means to generate a unique signal for each specific angular shaft position 231.19 ....Pressure-responsive light valves 230 ...Reflection type(e.g., mirror galvanometer) 232 ...Light chopper type 233 ....Rotaryy 578.1 ..Plural light sources or optical paths 234 ..Means for moving optical system 235 ...Repetitious path 236 ....Rotary motion 237 R ..Hoods, grating, baffles, diaphragms, masks 237 G ...Gratings (moire fringes) 238 .Temperature control of photocell 239 .Housings (in addition to cell casing) 396 R WITH CHARGED PARTICLE BEAM DEFLECTION OR FOCUSSING 397 .With detector 398 .With target means 399 ..Secondary emissive type 400 ..With means to convey or guide the target 396 ML .Magnetic lens 423 R ION GENERATION 424 .Methods 425 .With sample vaporizing means 426 .Arc type 427 .Electron bombardment type 423 P .Photoionization type 423 F .Field ionization type 428 FLUENT MATERIAL CONTAINMENT, SUPPORT OR TRANSFER MEANS 429 .With temperature control 430 .With valve or pump actuator 431 .With cleaning means 432 R .With irradiating source or radiating fluent material 433 ..Including a movable surface transfer means 434 ..Including a gravity-type transfer means 435 ..Including a flowthrough transfer means 436 ...Flow-enclosed radiation source 437 ...Tortuous path type 438 ...With a flow-modifying surface 432 PD ..Parent-daughter isotope separators 453.11 SUPPORTED FOR NONSIGNALLING OBJECTS OF IRRADIATION (E.G., WITH CONVEYOR MEANS) 454.11 .With source support 455.11 ..Source and object encasement (e.g., sterilizers) 458.1 LUMINOPHOR IRRADIATION 459.1 .Methods 461.1 .With ultraviolet source 461.2 ..Biological cell identification 462.1 .Self-luminous article 463.1 ..Dials, pointers, gauges, and bands 464.1 ..Pendants 465.1 ..Manual operators or luminous attachments therefor 466.1 ..Covers, keys, or luminous attachments therefor 467.1 ..Reticles, gun sights or with optical element 472.1 INVISIBLE RADIATION RESPONSIVE NONELECTRIC SIGNALLING 473.1 .Methods 474.1 .Optical change type 475.2 .Photographic type 482.1 ..With radiation filter, modifier, or shield (e.g., dosimeter badges) 483.1 .Luminescent device 484.2 ..Requiring an additional energy source to cause luminescence 484.3 ...With thermally-stimulated phosphor 484.4 ...With optically-stimulated phosphorr 484.5 ....Dosimeter 485.1 ..With light excluding casing having an aperture 486.1 ..With plural luminescent material or plural luminescent containing layers or areas 487.1 ..With optical member of material to directly modify luminous energy 488.1 ...Plural planar layer type 489 ION COLLECTORS 491.1 MEANS TO ALIGN OR POSITION AN OBJECT RELATIVE TO A SOURCE OR DETECTOR 492.1 IRRADIATION OF OBJECTS OR MATERIAL 492.2 .Irradiation of semiconductor devices 492.21 ..Ion bombardment 492.22 ..Pattern control 492.23 ..Variable beam 492.24 ..Photocathode projection 492.3 .Ion or electron beam irradiation 493.1 RADIANT ENERGY GENERATION AND SOURCES 494.1 .Plural radiation sources 495.1 ..Including an infrared source 496.1 .With container for radioactive source and radiation directing or selectable shielding 497.1 ..With means to move source between shielded and unshielded position 498.1 ..With pivoted or rotatable radiation shield 503.1 .With radiation modifying member 504 R ..Ultraviolet or infrared source 504 H ...Hand-held 505.1 RADIATION CONTROLLING MEANS 506.1 .Shielded receptacles for radioactive sources 507.1 ..Having plural storage compartments or plural nested receptacles 515.1 .Shields 516.1 ..Garments 517.1 ..Construction elements or building parts 518.1 ..With neutron absorption material 519.1 ..Flexible 522.1 SOURCE SUPPORTS 526 MISCELLANEOUS * ****************************** * CROSS-REFERENCE ART COLLECTIONS * ****************************** 900 OPTICAL LIQUID LEVEL SENSORS 901 .With gap between light guide elements (includes open light path preset) 902 ..With closed light path preset 903 ...With prism contacting liquid 904 .With single light guide element to guide light in a continuous path 905 ..With longitudinal irregularity 906 ...With large scale longitudinal bend 907 ...With portions of light guide coating or cladding removed 908 ...With waveguide twisted about its longitudinal axis 909 METHODS AND APPARATUS ANCILLARY TO STIMULABLE PHOSPHOR SYSTEMS