Patents for G01N 1 - Sampling; Preparing specimens for investigation (74,036)
08/1994
08/02/1994US5334837 Micro analytical method, sampling plate used in same, method of detecting organic compound by use of said micro analytical method, apparatus for same and method of dividing for micro-liquid flow
08/02/1994US5334502 Peroxidase enzyme in saliva oxidizing a leuco dye; amylase enzyme effecting a color change; using a food dye to determine that a sufficient of saliva is present
08/02/1994US5334352 An elongated tube having an inlet passage, a plurality of outlet passage and at least two inserts extending longitudinal into each end; uniform distributing a fluid sample
08/02/1994US5334130 Centrifugal vacuum concentration with holder assembly
08/02/1994US5333648 Variable pressure reducing device
08/02/1994US5333511 Portable controlled air sampler
07/1994
07/30/1994CA2113785A1 Sample sorting apparatus
07/27/1994EP0607984A2 Method and apparatus for sampling and detecting gases in a fluid
07/27/1994EP0607573A1 Barrier coating
07/27/1994EP0607486A1 Method and apparatus for injecting liquid into a capillary tube
07/27/1994EP0607442A1 Method of diluting highly viscous liquid
07/27/1994EP0607422A1 Enhancement of immunochemical staining in aldehyde-fixed tissues
07/27/1994EP0607185A1 Particle-loaded nonwoven fibrous article for separations and purifications
07/27/1994EP0607183A1 Can-measuring densitometer
07/27/1994EP0560863B1 Dipping tube for separators of mixed substances
07/27/1994EP0548187B1 A method and a sampling assembly for taking a representative fluid sample from a pressurized fluid system
07/27/1994EP0502998A4 Explosive detection screening system
07/27/1994CN1090058A An apparatus for automatic application of cover slips on microscopic slides
07/26/1994US5332550 Aerosol sampler
07/26/1994US5332512 Isokinetic diluter for particle measuring instrument
07/26/1994US5332307 Measurement cell for granular or powdered products
07/26/1994US5331846 Long duration ash probe
07/26/1994CA1330955C Filtering device
07/23/1994CA2114046A1 Method and apparatus for sampling and detecting gases in a fluid
07/21/1994WO1994016543A1 Device and process for handling, treating and observing small particles, especially biological particles
07/21/1994WO1994016306A1 Apparatus for water sampling
07/21/1994WO1994016305A2 Liquid metering and transfer valve assembly particularly for flow cytometer
07/21/1994DE4323072C1 Determn. of mercury liberated from dental amalgam
07/21/1994DE4301174A1 Valve for sample extraction of liquids from pipeline
07/21/1994DE4301152A1 Compact separator - has round housing to contain sludge settling and light matter separations sections and sampling section
07/21/1994DE4300957A1 Sealing device for microwave treatment vessel
07/21/1994CA2153263A1 Apparatus for water sampling
07/21/1994CA2153167A1 Device and process for handling, treating and observing small particles, especially biological particles
07/20/1994EP0606960A1 Filter with quick-change coupling for cleaning gases
07/20/1994EP0606480A1 Method of pipetting of blood sample
07/20/1994CN1089539A Method and apparatus for producing of thin plate by use of cutter blade
07/19/1994US5331160 Particle-beam generator for LC/MS interface
07/19/1994US5330721 With a design which ensures that the last liquid dose is always full
07/19/1994US5330717 Electropneumatic apparatus for sampling rapidly predetermined volumes of a mixture, to be connected to a computer
07/19/1994US5330634 Carbon dioxide
07/19/1994US5330043 Transfer apparatus and method for testing facility
07/19/1994US5329965 Hybrid valving system for varying fluid flow rate
07/19/1994US5329810 Non-destructive test strip and method for measuring paint film build
07/16/1994CA2113516A1 Filter with quick-change coupling for cleaning gases
07/13/1994EP0605701A1 Cytodiagnosis method using alstonine as a selective marker, and diagnostic kit containing said marker
07/13/1994EP0605609A1 Sample introduction system
07/13/1994EP0605541A1 Liquid dispenser
07/13/1994CN2171855Y Continous liquid adder
07/13/1994CN1089356A Process for the detection of liquids in fibrous and/or porous material
07/12/1994US5328851 High-throughput liquid-absorption preconcentrator sampling methods
07/12/1994US5328758 Particle-loaded nonwoven fibrous article for separations and purifications
07/12/1994US5328663 Apparatus for the trapping of reaction products
07/07/1994WO1994015212A1 Feces pick-up container for transportation
07/07/1994WO1994015208A1 Apparatus for fluid treatment of framed membranes
07/07/1994CA2151811A1 Apparatus for fluid treatment of framed membranes
07/06/1994EP0604970A2 Control of continuous microwave digestion process
07/06/1994EP0604878A1 Methods and apparatus for mechanically and electronically correcting presentation of entities in a fluid flow
07/06/1994EP0604877A1 Needle-based apparatus for individualizing fibers and other textile entities for testing purposes
07/06/1994EP0604649A1 Cassette and cuvette loading mechanism
07/06/1994EP0404934B1 A method of preparing samples for mass analysis by desorption from a frozen solution
07/05/1994US5327081 Method for determining the thickness of a material by means of a radiant energy probe
07/05/1994US5326534 Liquid collection tube
07/05/1994US5326533 Multiwell test apparatus
07/05/1994US5326532 Apparatus for chemically processing toxic materials
07/05/1994US5326398 Compact slide spinner using a disposable slide holder
07/05/1994US5325977 Vented closure for a capillary tube
07/05/1994US5325897 Fluid catch collector for sampling and drain valves
07/05/1994US5325867 Device for withdrawing body fluids
07/05/1994US5325861 Method and apparatus for measuring a parameter of a gas in isolation from gas pressure fluctuations
07/05/1994US5325853 Calibration medium containment system
07/05/1994US5325731 Fluid flow and mounting system for a sampling pump
07/05/1994US5325730 Thin film sampler for film composition quantitative analysis
07/05/1994US5325709 Measurement, calibration and probe storage apparatus for measuring pH of fluids and slurries
06/1994
06/30/1994DE4338254A1 Monitoring air contamination continuously for 24 hours at regional sites
06/29/1994EP0604020A1 Flow-controlled sampling pump apparatus
06/29/1994EP0603783A1 Fluorescent stain containing pyrylium salt or its similar salt, detection method of nucleic acid by use of it, and fluorescent staining method of biological sample
06/29/1994EP0603610A1 Tube for use in a pelleting centrifuge rotor
06/29/1994EP0523092B1 Method and device for solid phase microextraction and desorption
06/29/1994CN2170514Y Multifunctional sampler for powdery material
06/28/1994US5324642 Treating sample with dithiothreitol and enzyme suitable for the degradation of the keratin structure
06/28/1994US5324480 Multiple lumens along length of probe; multiple seal heads; cylindrical splash guard
06/28/1994US5324415 Apparatus and systems for analyzing a sample of treatment atmosphere having a carbon potential
06/28/1994US5323657 Volumetric flow corrector and method
06/28/1994US5323655 Method and apparatus for compacting material samples
06/28/1994CA2050685C Gas sampling device with improved mixed flow fan
06/23/1994WO1994014097A1 An apparatus for automatic application of cover slips on microscope slides
06/23/1994WO1994014062A1 Method and apparatus for determination of chemical species in perspiration
06/23/1994WO1994014054A1 Sample holder for spectroscopic analysis and method for mounting film to sample holder
06/23/1994WO1994014043A1 Sensor pipe
06/23/1994WO1994009352A3 Method and apparatus for conducting tests, particularly comparative tests
06/23/1994CA2151962A1 Flexible sensor tube
06/23/1994CA2151470A1 Method and apparatus for determination of chemical species in perspiration
06/22/1994EP0602802A1 Fluid probe washing apparatus and method
06/22/1994EP0602737A1 Volumetric proportioner provided with a syringe, movable along two directions of a plane, and modular container baskets
06/22/1994EP0602455A2 Method for the separation of high density lipoprotein from blood samples
06/22/1994EP0602043A1 Method and apparatus for batch injection analysis and trace metal testing
06/22/1994EP0470202B1 Cuvette
06/22/1994CN1088306A Rotary cooling (drying) automatic screening sampler
06/21/1994US5323441 Sample holder for spectroscopic analysis and method for mounting film to sample holder
06/21/1994US5322800 Syringe containing salt solution and ion exchange filter to generate acid or base when actuated