Patents
Patents for G01N 23 - Investigating or analysing materials by the use of wave or particle radiation not covered by group  or , e.g. x-rays, neutrons (32,258)
01/1992
01/14/1992US5081658 Method of measuring plating amount and plating film composition of plated steel plate and apparatus therefor
01/14/1992US5081656 Automated laminography system for inspection of electronics
01/14/1992US5080856 Luggage inspection
01/09/1992WO1992000518A1 A mobile, multi-mode apparatus and method for nondestructively inspecting components of an operating system
01/09/1992CA2065380A1 Mobile, multi-mode apparatus and method for nondestructively inspecting components of an operating system
01/08/1992EP0465360A1 Procedure for automatic determination of the exposure time for a radiographic film and system using same
01/08/1992EP0464671A2 System for analyzing metal impurity on the surface of a single crystal semiconductor by using total reflection of x-rays fluorescence
01/02/1992EP0213202B1 Apparatus for displaying a scanning schedule in a computer tomographic apparatus
01/02/1992DE4019613A1 X=ray pulse transmission spectrum measuring device
12/1991
12/31/1991US5077767 Determining the existence of misorientation in a crystal
12/31/1991US5077766 Method and arrangement for analyzing specimens pursuant to the x-ray fluorescence analysis method
12/31/1991US5077478 Basis weight measuring system
12/31/1991US5076993 Scanning with collimated beam; detecting gamma ray emission; identifying atomic element source and location thereof; examination of baggage
12/27/1991EP0462658A2 Arrangement for the measurement of the pulse transfer spectrum of X-ray quanta
12/27/1991EP0177566B1 Method for precision sem measurements
12/26/1991WO1991019969A1 Density-moisture measuring system
12/21/1991CA2042230A1 Computed tomography system with translatable focal spot
12/18/1991EP0461776A2 X-ray analysis apparatus, especially computer tomography apparatus
12/18/1991CN1015087B Asymmetric x-ray stand
12/17/1991US5073918 Angle detector device for silicon wafers
12/17/1991US5073915 Densitometer for the on-line concentration measurement of rare earth metals and method
12/17/1991US5073911 Computerized tomographic apparatus
12/17/1991US5073910 Square wave cone beam scanning trajectory for data completeness in three-dimensional computerized tomography
12/12/1991WO1991019188A1 X-ray generating apparatus and associated method
12/12/1991WO1991019164A1 An automated system for controlling the quality of geometrically regular-shaped products during their manufacture
12/12/1991CA2084886A1 X-ray generating apparatus and associated method
12/11/1991EP0460305A1 Method for observing microscopic surface structure
12/04/1991EP0459833A2 X-ray microscope
12/03/1991US5070455 Imaging system and method using scattered and diffused radiation
12/03/1991CA1292813C Asymmetric x-ray stand
12/03/1991CA1292812C X-ray image equipment
12/03/1991CA1292810C Bone densitometer
12/01/1991CA2064572A1 Automated system for controlling the quality of geometrically regular- shaped products during their manufacture
11/1991
11/28/1991WO1991018284A1 Coated-mirror device for inspecting samples by the x-ray fluorescence analysis method
11/28/1991DE4016406A1 Specimen vessel for granulometric suspension evaluation - has cylindrical body, wedge-shaped cover and connected inlets in base and wall
11/27/1991EP0458497A2 Material analyzer with carrousel
11/26/1991US5068883 Hand-held contraband detector
11/26/1991US5067494 Device for generating trigger signals for a medical apparatus dependent on the respiratory activity of a patient
11/24/1991CA2041966A1 Material analyzer with carousel
11/21/1991EP0456897A1 Measuring device for X-ray fluorescence analysis
11/14/1991DE4015275A1 Anordnung mit beschichtetem spiegel zur untersuchung von proben nach der methode der roentgenfluoreszenzanalyse Arrangement with coated mirror for analysis of samples by the method of roentgenfluoreszenzanalyse
11/13/1991EP0456629A1 Device for continuous measurement of the density and total weight of material in the hold of a hopper-dredger
11/12/1991US5065436 X-ray computerized tomograph
11/12/1991US5065417 Method and apparatus for monitoring the partial density of metal and acid in pickling baths
11/12/1991US5065416 On-line slurry ash monitoring system
11/12/1991US5065020 Energy dispersive X-ray spectrometer
11/06/1991EP0455515A2 Apparatus for generation of nuclear resonant reactions
11/06/1991CN1055998A Method and apparatus for background correction in analysis of specimen surface
11/05/1991US5063509 Method for determining density of samples of materials employing X-ray energy attenuation measurements
11/05/1991CA2041868A1 Nuclear resonance absorption measurements of nitrogen and oxygen uniquely to detect explosives and the like, and novel apparatus for generating and detecting resonant gamma rays therefor
10/1991
10/31/1991WO1991016621A1 Portable x-ray fluorescence spectrometer for environmental monitoring of inorganic pollutants
10/31/1991WO1991016620A1 Precision radiography scaling device
10/31/1991DE4025273C1 Detecting uranium and thorium in materials used in semiconductors - by activating with thermal neutrons and quantitative determn. of activity of protactinium-233 and neptunium-239 isotopes formed
10/30/1991CN1014568B Integrated electronic optical/differential pumping/imaging signal detection system for environmental scanning electron
10/29/1991US5062127 Metals assay apparatus and method
10/23/1991EP0453225A1 Method and apparatus for detecting trace contaminants
10/23/1991EP0453036A2 Analytical instrument and method of calibrating an analytical instrument
10/23/1991EP0452825A2 Method and apparatus for background correction in analysis of a specimen surface
10/23/1991CN1014453B Apparatus for measuring density of finely divided solid carbon-contg. fuel flow
10/22/1991US5060250 Method and system for detecting defects in tire sidewalls
10/22/1991US5060248 Scanning analysis and imaging system with modulated electro-magnetic energy source
10/22/1991US5059785 Backscattering spectrometry device for identifying unknown elements present in a workpiece
10/19/1991CA2040583A1 Method of drug detection
10/17/1991WO1991015752A1 Scanning tunneling microscope
10/17/1991DE4111742A1 Mass-spectrometer measuring ions and neutral particles - uses retractable probe and HF-plasma for neutrals
10/16/1991EP0325645B1 Process and installation for analysing a flow of bulk materials by neutron bombardment
10/15/1991US5058176 Image diagnosis apparatus
10/15/1991US5057688 Method for the determination of the element concentration in electron beam melting
10/15/1991US5057268 Method and composition of matter for detecting large quantities of paper currency
10/15/1991CA1290866C Analyzer for fluid within piping
10/09/1991EP0450718A1 Apparatus for geometrical correction of a distorted image
10/08/1991US5056146 Three-dimensional labeling apparatus for two-dimensional slice image information
10/08/1991US5056124 Method of and apparatus for examining objects in containers in non-destructive manner
10/08/1991US5055680 Scanning tunneling microscope
10/08/1991US5055679 Surface analysis method and apparatus
10/08/1991CA1290469C Measurement apparatus employing radiation
10/08/1991CA1290468C Method for detecting drilling fluid in the annulus of a cased wellbore
10/08/1991CA1290244C Process for making a skin marker for diagnosis by x-ray tomography and nuclear magnetic rasonance imaging
10/08/1991CA1290124C System for improved flaw detection in polycrystalline diamond
10/03/1991WO1991014937A1 Procedure and apparatus for the measurement of the profile of a web on the wire of a paper or board machine
10/02/1991EP0449113A2 Method of inspecting a mass content of a target material using a multi-channel X-ray image sensor
10/02/1991EP0448818A2 X-ray testing apparatus, in particular for vehicle tyres
10/01/1991US5054043 Cable insulation eccentricity and diameter monitor
10/01/1991US5053958 Method to reduce image reconstruction time in limited-angle ct systems including using initial reconstruction valves for measured projection data during each iteration
10/01/1991US5053185 Material analyzer with carousel
10/01/1991US5052119 Angular micro-positioning device
09/1991
09/29/1991WO1991014938A1 Hidden explosives detector employing pulsed neutron and x-ray interrogation
09/29/1991CA2076022A1 Hidden explosives detector employing pulsed neutron and x-ray interrogation
09/25/1991CN1054833A Intensifying screen for neutron photography
09/24/1991US5051904 Computerized dynamic tomography system
09/24/1991US5051594 Fine positioning device, as for the stage of a scanning tunneling microscope
09/24/1991US5051585 Apparatus and method of pattern detection based on a scanning transmission electron microscope
09/18/1991EP0383752A4 Powder diffraction method and apparatus
09/17/1991US5050201 Apparatus incorporating a measuring head
09/17/1991US5049748 Method and apparatus for forming energy subtraction images
09/17/1991US5049744 Radioactive particle densitometer apparatus employing modulation circuitry
09/17/1991US5048534 Method of and device for determining quantities characterizing the flow of a liquid in a vascular system
09/17/1991US5048325 Measuring cell
09/11/1991EP0445360A2 Antistatic lead screens for use with x-ray films
09/10/1991CA1288874C Imaging system