Patents for G01N 1 - Sampling; Preparing specimens for investigation (74,036)
03/1988
03/22/1988US4732046 Method and apparatus for the introduction of a vaporizable sample into an analytical test apparatus
03/22/1988US4732037 Automated rainwater collector
03/16/1988EP0259834A2 Method of classifying leucocytes by flow cytometry
03/16/1988CN87210303U Sucker for the trace of powder dust
03/16/1988CN87202189U Cement continuous sampler
03/15/1988US4731335 Method for treating thin samples on a surface employing capillary flow
03/15/1988CA1234202A1 Pump unit for sampling air
03/09/1988EP0259283A1 A method and a device for applying objects onto a surface
03/09/1988EP0259260A2 Sample metering valve for a sample preparation system
03/09/1988EP0259259A2 System for preparation of samples for analysis
03/09/1988EP0259258A2 Sample preparation chamber with mixer/grinder and sample aliquot isolation
03/09/1988EP0259257A2 Process for preparation of samples for analysis
03/09/1988EP0259137A2 Fluorescence microscopy sample mounting method and structure
03/09/1988EP0259090A2 Cooling of materials for electron microscopy
03/09/1988EP0258379A1 Method in staining and destaining of electrophoretic gels
03/09/1988EP0258303A1 Method and apparatus for preparation of rock core samples
03/09/1988CN87104015A Apparatus for automatically pulling out stopper
03/08/1988US4729876 Cleaning features, three-layer rotary valves
03/08/1988US4729778 Method of making a disposable unitary cytology chamber and filter card for centrifugation of fluid samples
03/08/1988CA1233670A1 Apparatus for sampling particulate material
03/02/1988EP0258092A1 Freezing apparatus for biological products packaged in straw, using a cryogenic liquid
03/02/1988EP0257935A2 Water separator
03/02/1988EP0257478A2 Method for making vitreous borate discs for instrumental analysis, especially X-ray fluorescence
03/02/1988EP0257392A1 Exhaust-gas analyzing device
03/02/1988EP0257353A1 Pipetting device
03/02/1988EP0257248A2 Apparatus for measuring light seattering
03/01/1988US4728501 Accuracy
03/01/1988US4728500 Stirrer for biochemical reactions
03/01/1988US4727936 Recovery and control system for leachate collection
03/01/1988US4727758 Flow-through sampling device
03/01/1988US4727746 Method of modal mass analysis of exhaust gas from a motor vehicle
02/1988
02/24/1988EP0256444A2 Arrangement for monitoring easy volatile chlorinated and fluorinated hydrocarbons
02/24/1988EP0256373A1 Process for producing an element comprising a desired quantity of a certain substance, and element obtained by this process
02/24/1988EP0256078A1 Liquid metering device.
02/24/1988CN87209011U Full-sealed sampler in deep water for analyze of water quality
02/24/1988CN86107696A Blocking-resistant device for dust-contained smoke-sampling system
02/23/1988US4727029 Placing speciman in inert gas atmosphere, ionization to activate surface
02/23/1988US4726936 Apparatus for injecting a substance into a reaction vessel
02/23/1988US4726932 Speciman analysis
02/23/1988US4726931 Apparatus for withdrawing liquid samples
02/23/1988US4726237 Fluid metering apparatus and method
02/17/1988CN87209127U 安全重力活塞取样器 Security gravity piston sampler
02/17/1988CN87208787U Multifunctional gaging head for melting steel
02/17/1988CN87206483U Ys-multipurpose high speed extractor
02/16/1988US4725407 Constant flow rate maintained by detecting air bubble movement
02/16/1988US4725294 Apparatus for collection of particulate matter from an ambient gas
02/16/1988CA1232777A1 Perforated end plug plate for testing core samples
02/11/1988WO1988001053A1 Supersonic nozzle for use in an infrared spectrometer
02/11/1988WO1988000964A1 Controlled environment vitrification system for preparation of liquids
02/10/1988EP0172896B1 Method and plant for simultaneously bringing a plurality of liquid samples on an object supporting plate
02/09/1988US4724048 For purifying and degassing domestic water supplies
02/09/1988US4723436 Process for calibrating a gas metering instrument
02/09/1988US4723420 Apparatus for treating specimens at low temperature
02/03/1988EP0255057A2 Test strip impregnating device
02/03/1988EP0254794A1 Reaction column
02/03/1988EP0254793A1 Device for the removal, in a mass of material, of a predetermined volume of said material
02/03/1988EP0254739A1 Liquid sampling valve.
02/03/1988CN85105096B Apparatus of determining oil concentration in other liquid
02/02/1988USH431 Portable laboratory for detection and monitoring of hazardous chemicals
02/02/1988US4722830 Automated multiple stream analysis system
02/02/1988US4722746 Variable volume sampler for aerosols and gases
02/02/1988US4722217 Method and apparatus for calibrating gas monitors
02/02/1988CA1232298A1 Sectioning apparatus, section supporting device and method
02/02/1988CA1232156A1 Random sampling system
01/1988
01/27/1988EP0254659A1 Tip for a probe and method and apparatus for handling this probe in a melt furnace
01/26/1988US4721517 In a workers breathing zone
01/26/1988US4721387 Graphite probe and electrothermal atomizer including such a probe
01/26/1988US4721137 Apparatus for withdrawing liquid from closed receptacle
01/26/1988CA1232056A1 Automatic observation system for microorganisms and the like
01/25/1988EP0165262A4 Volumetric pump with replaceable reservoir assembly.
01/21/1988DE3624365A1 Device for sampling contaminations on the surface of objects
01/21/1988DE3623022A1 Apparatus for taking samples
01/20/1988EP0253519A2 Sample handling system
01/20/1988EP0252927A1 Determining flow properties of particulate materials.
01/20/1988CN87206025U High frequency plasma solid sample feeding device
01/20/1988CN87205941U Automatic liquid sampler
01/19/1988US4720017 Specimen kits and stopper therefor
01/19/1988US4719809 Apparatus and test method for determining flow or no flow conditions of bulk solids
01/19/1988CA1231553A1 Apparatus and method for permeability measurement
01/14/1988WO1988000234A1 A method and a device for aseptic transfer of an amount of liquid from one space to another
01/13/1988EP0252585A2 Sample/reagent container for liquid analyses
01/12/1988US4718288 Method and an apparatus for splitting samples of powders and suspensions
01/12/1988US4718268 Method and apparatus for detecting a contraband substance
01/07/1988EP0251411A2 A core sampler system for taking samples from loads of granular material
01/07/1988EP0251281A2 Automatic cell sample classifying apparatus
01/07/1988EP0251087A2 Movable cleaning assembly for an aspirating needle
01/07/1988EP0250700A2 Dyed inorganic composite particles and process for production thereof
01/07/1988EP0250419A1 Process for dry dispersion of particles and device for carrying out this process.
01/07/1988EP0250411A1 An arrangement for use in the thermal analysis and modification of molten metal.
01/06/1988CN87201469U Dual-function ac/dc multiplex program timing atmosphere sampling instrument
01/06/1988CN87201133U Air-containing capacity in electric insulating oil measuring device
12/1987
12/30/1987WO1987007952A1 Sample splitter
12/30/1987WO1987007911A1 Sampling of material
12/30/1987CN86100646A An apparatus for direct determination of mercury in field
12/29/1987US4715988 Standard for analysis
12/29/1987US4715545 Tissue grinding and transport system and method
12/29/1987US4715413 Apparatus for manipulating small volumes of liquid
12/29/1987US4715237 Process and apparatus for quantitative and/or qualitative analysis of liquids
12/29/1987US4715236 For obtaining a fluid sample from an electrical transformer
12/29/1987US4715217 Determining organic compounds using a membrane