Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 1 - Sampling; Preparing specimens for investigation
Patents for G01N 1 - Sampling; Preparing specimens for investigation (74,036)
09/1989
09/13/1989EP0331903A2 Device for preparing samples from a flow of bulk materials
09/13/1989CN2044348U Powerless automatic sampler for granular material
09/12/1989US4865993 Flowing immiscible isolation liquid over container walls to prevent contact with sample residues; accuracy
09/12/1989US4865871 Method for cryopreparing biological tissue
09/12/1989US4864877 Zero head space sampling system and method
09/08/1989WO1989008245A1 Device for enlarging aerosol particles by coating them with liquid
09/05/1989US4863695 Pipette assembly
09/05/1989US4863691 Gas-passage change-over apparatus
09/05/1989US4862932 Fraction collector
09/05/1989US4862754 Portable piston style sample cylinder
08/1989
08/31/1989DE3805985A1 Method for obtaining liquid samples, especially milk samples
08/31/1989DE3805015A1 Device for compressing powdery samples
08/30/1989EP0329840A2 Automatic device for repetitively introducing crucibles into the oven of an analyser
08/30/1989CN2043607U Sample cup for testing urine
08/29/1989US4861999 Supersonic nozzle for use in an infrared spectrometer
08/29/1989US4861556 For rapid digestion
08/29/1989US4861553 Automatic sampling system
08/29/1989US4860599 Apparatus for sampling hazardous materials
08/29/1989US4860598 Air-stream sampling device
08/24/1989WO1989007766A1 Automatic sample feeder for suspended samples
08/24/1989DE3804140A1 Method and device for the simultaneous multiple taking of samples of ground-waters from ground layers of different depths, especially of waters loaded with volatile materials
08/23/1989EP0328932A2 Body fluid sample collection tube assembly
08/23/1989CN2043356U Atmosphere sampler
08/22/1989US4859605 Compression, dilution, homogenizing
08/22/1989US4859603 Personal diagnostic kit
08/22/1989US4859422 Reagent circuit coupled to depressurization reservoir
08/22/1989US4859336 Filtering device for dispensing and filtering from samples
08/22/1989US4858767 Plastic container inspection process
08/22/1989US4858478 Bellows type hand-operated air sampling pump
08/22/1989US4858477 Dry materials sample collector improvements
08/22/1989US4858476 Breathing zone air sampler
08/22/1989US4858461 Permeation cell gas detector
08/17/1989DE3803919A1 Device for removing coolant samples from a nuclear reactor container
08/17/1989DE3803352A1 Slot probe
08/16/1989EP0328408A2 Method and apparatus for obtaining a water sample from the core of a boiling water reactor
08/16/1989EP0327658A1 Sample injector for a liquid chromatograph
08/16/1989EP0327597A1 Refrigerated chamber for obtaining thin slices at low temperature
08/16/1989CN2042717U Electronic timing ration sample adding device
08/15/1989US4857473 Water sampling system
08/15/1989US4857459 Stain for acid-fast bacilli
08/15/1989US4857300 Cytological and histological fixative formulation and methods for using same
08/15/1989US4856352 Gas sampling system for reactive gas-solid mixtures
08/15/1989US4856351 Sample chamber and system for analyzing fluid inclusions
08/15/1989US4856233 Method for sampling a workpiece
08/10/1989WO1989007250A1 A face level sampling device
08/10/1989DE3802757A1 Measuring device
08/09/1989EP0327144A2 Sample holder for pasty sample and method for processing pasty samples
08/09/1989EP0326607A1 Backlash-free drive for the adjustment mechanism of a microtome
08/08/1989US4855088 Bubble generator and method
08/08/1989US4854627 Method and a device for applying objects onto a surface
08/08/1989US4854355 Stepwise advancing rotary conveyor and installation for taking liquid samples incorporating such a conveyor
08/08/1989US4854182 Aliquoting of serial liquid samples
08/02/1989EP0326494A1 Apparatus for measuring the calorific power carried by a flow of combustible matter
08/02/1989EP0326147A2 Measurement of the electrochemical characteristics of a composition
08/02/1989EP0325910A1 Improved sample filtration device
08/02/1989EP0325824A1 Method for drying biological specimens
08/02/1989CN2042196U Swing-rod type sampler for powder material
08/01/1989US4853551 Safety interlock for x-ray particle size analyzer
08/01/1989US4853546 Automatic radioisotope filling apparatus
08/01/1989US4853262 Cover film for microscopy
08/01/1989US4853188 Disposable; handling medical samples
08/01/1989US4852596 Micro slide irrigating unit
08/01/1989US4852414 Device for inserting and removing the sample in an analysis oven
08/01/1989US4852413 Water sampler rosette
08/01/1989US4852412 Sampling the contents of pressurised vessels
08/01/1989US4852384 Automatic calibration and control system for a combined oxygen and combustibles analyzer
07/1989
07/27/1989DE3820085C1 Microtome, especially ultramicrotome
07/27/1989DE3802087A1 Method and apparatus for freezing samples
07/26/1989EP0325178A2 Apparatus for heating a sample within a vacuum chamber
07/26/1989CN2041813U Taking water device
07/26/1989CN2041812U Vibrating type bug dust sampler
07/26/1989CN1034270A Method for quantitative analysis of core samples
07/26/1989CN1004904B One step polychromatic dyeing technique for plant tissue and the specified dyestuff composite thereof
07/20/1989DE3844456A1 Wasserabscheider, insbesondere fuer ein gasanalysegeraet Water, especially for a gasanalysegeraet
07/19/1989EP0324331A1 Apparatus for continuous hot gas sampling from a reactor
07/19/1989EP0324330A1 Apparatus for hot gas sampling from a reactor
07/19/1989EP0324093A2 Oil and fat release method
07/19/1989CN1034058A Device for dispensing predetermined quantity of liquid
07/18/1989US4849174 Gas generating device
07/18/1989US4848719 Using radiation hardenable transparent plastic
07/18/1989US4848438 Metal sampling
07/18/1989US4848167 Sampling apparatus
07/18/1989US4848166 Wearable air sampling device
07/18/1989US4848165 Smear sampling apparatus
07/18/1989CA1257523A1 Liquid handling process
07/13/1989WO1989006162A1 Methods and apparatus assessing tumor resistance
07/13/1989DE3844170A1 Sampling cooler
07/11/1989US4847910 Automatic cell sample classifying apparatus
07/11/1989US4847208 Apparatus for immunohistochemical staining and method of rinsing a plurality of slides
07/11/1989US4846977 Method and device for separating polar from non-polar liquids using membranes
07/11/1989US4846004 Streamlined oceanographic sampling bottle
07/11/1989US4845896 Surface sampling device
07/05/1989EP0323130A2 Automatic staining apparatus for slide specimens
07/04/1989US4844782 Aftertreatment, rotation
06/1989
06/29/1989WO1989005970A1 Method and apparatus for mechanical processing of a sample and a member of such an apparatus
06/29/1989DE3742973A1 Method and device for obtaining a milk sample representative of a variable quantity of milk
06/29/1989DE3742593A1 Method and device for taking needle samples
06/28/1989EP0322264A1 Apparatus for extracting a sample and measuring the flow of a liquid in a constant or pulsed circulation
06/28/1989EP0322201A2 Corrugated jacket for molten metal sampler
06/28/1989EP0321889A2 Methods and apparatus for quantifying components in liquid samples
1 ... 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 ... 741