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)
10/1990
10/09/1990US4961440 Chemical dispensing apparatus
10/09/1990US4961351 Fillable sample taking vessel for handling a liquid sample
10/09/1990CA1274987A1 Minimum carryover container, and analysis system incorporating the same
10/04/1990WO1990011512A1 Device for determining a gaseous constituent of a measurement gas
10/04/1990DE3914115A1 Arrangement for feeding specimen soln. into specimen cell - uses syringe with valve connection to soln. reservoir or flushing gas source
10/04/1990DE3908930A1 Method for the removal of liquid and gaseous samples and for measuring their characteristic parameters
10/03/1990EP0390700A1 Device for the regulation of a liquid sampler
10/03/1990EP0390284A1 Process and device for the continuous analysis of the composition of gases
10/03/1990CN2063234U Air sampler for measuring pressure
10/03/1990CN2063233U Sampler for stool specimen
10/02/1990USH831 Tubular biofilm reactor
10/02/1990US4960567 Apparatus for analyzing fluid inclusions
10/02/1990US4960330 Image recording apparatus
10/02/1990US4960224 Closure and container for regent and slides
10/02/1990US4960002 Sampler for liquid substances
10/02/1990CA1274704A1 Sorbent tube, thermal injection apparatus
09/1990
09/27/1990DE3909452A1 Device for taking and fixing biological samples
09/27/1990DE3909038A1 Heat denaturation for fresh biopsies
09/26/1990CN2062839U Electric blood diluter
09/26/1990CN1009766B Test carrier and process for determination of coagulation parameters
09/26/1990CN1009763B Gas monitoring equipment
09/25/1990US4958528 Liquid collection device
09/25/1990US4958527 Sample valve assembly for on-line sampling of granular materials
09/25/1990US4958498 Cryogenic storage device
09/20/1990DE3908936A1 Vorrichtung zur bestimmung eines gasbestandteiles in einem messgas Means for determining a gas component in a measurement gas
09/20/1990DE3908934A1 Device for gas analysis
09/20/1990DE3908725A1 Automatically operating device for the simultaneous and standardised implementation of a number of chemical, physical-chemical or biological operational processes
09/20/1990DE3907900A1 Cap for a probe
09/20/1990CA2012471A1 Catalyst sampling device
09/19/1990EP0388392A2 Method and device for continuous removal of a part of a gasstream
09/19/1990EP0388224A2 Method and apparatus for effecting chemical treatment
09/19/1990EP0388170A2 Capillary transport zone coated with adhesive
09/19/1990EP0388018A2 Sample injection cell
09/19/1990EP0388014A2 Automatic chemistry analyzer
09/18/1990US4957706 Device for preserving sterility during sampling from culture medium containers
09/18/1990US4957582 Controlling flow of biological fluids to prevent plugging, blood analysis
09/18/1990US4957009 Pushloop liquid sampling method
09/18/1990US4957008 Fluid sampling and transfer valve assembly
09/18/1990CA1274322A1 Pressure tube sampling
09/16/1990CA2011279A1 Dermal dosimeter
09/13/1990DE3907259A1 Apparatus for drying gases
09/13/1990DE3907169A1 Appliance for the enrichment of analytes from liquid samples
09/12/1990EP0387137A2 Pressure reduction device for particle sampling from compressed gases
09/12/1990EP0386521A1 Apparatus for the electrothermal atomization of samples for spectroscopic purposes
09/12/1990CN2062045U Air flow rate sampling constant controller
09/11/1990US4956298 Centrifuges, columns for insertion of the centrifuges, vessels, syringes
09/11/1990US4955242 Conveyor belt cross-stream sampling system and associated method
09/08/1990CA2011546A1 Pressure reduction device for particle sampling from compressed gases
09/07/1990WO1990010282A1 Method and apparatus for detecting airborne allergen particulates
09/07/1990WO1990010211A1 Process and device for filtering liquid or gas samples laden with particles to be analyzed
09/06/1990DE3936571A1 Eye holding device for operating theatre - consists of cutting-block lined with elastic membrane that can be blown up with blow-support
09/06/1990DE3918648A1 Sample extractor for steel industry - consists of tube with mould, silicon glass-tube with steel cap, and chamber connected through passage to mould
09/05/1990EP0385797A2 A method and apparatus for detecting transition and rare earth elements in a matrix
09/05/1990EP0385472A1 Refrigerating and/or heating device of contact type
09/05/1990EP0385026A2 Diluting apparatus and method
09/05/1990EP0311655A4 Multi-part differential analyzing apparatus utilizing light scatter techniques
09/04/1990US4954433 Diagnosis, immunology
09/04/1990US4954149 Injection septum
09/02/1990CA2011295A1 System for detecting transition and rare earth elements in a matrix
08/1990
08/29/1990EP0384789A2 Particle detector and control system for controlling liquid flow in the particle detector
08/29/1990EP0384683A2 Apparatus for filling tubes
08/29/1990EP0384217A1 Device for supplying a sample into the measuring chamber of a sensor and measuring method therefor
08/29/1990EP0383756A1 Collection tube with pre-collection evacuator
08/29/1990CN1044988A Simulation prodn of graded standard pattern plates for pollution degree of hydraulic oil
08/28/1990US4953075 Control system for a sample preparation system
08/28/1990US4952373 Liquid shield for cartridge
08/28/1990US4952108 Apparatus for automatically feeding a sequence of crucibles to a test oven
08/28/1990US4951512 System for providing access to sealed containers
08/28/1990US4951511 Apparatus for sampling heterogenous material
08/28/1990US4951415 Culturing apparatus
08/23/1990WO1990009595A1 Apparatus and method for the sequential performance of chemical processes
08/23/1990WO1990009572A1 Breath sampler
08/23/1990WO1990009508A1 Device for taking soil samples
08/23/1990WO1990009455A1 Detection of a nucleic acid sequence or a change therein
08/23/1990WO1990009431A1 Apparatus and method for periodic aseptic withdrawal of liquid samples from a sterile liquid source
08/22/1990EP0383611A2 Portal vapor detection system
08/22/1990EP0383322A2 Biochemical analysis apparatus,method for correcting the results of biochemical analyses, and correction value recording medium for the same
08/22/1990EP0382905A2 Method and device for collecting particles and separating them from a liquid for medical diagnosis
08/22/1990CN2060714U Universal force adjusting fixture for grinding metallographic sample
08/21/1990US4950455 Counter for counting while blood cell in blood
08/21/1990US4950073 Submicron particle counting enlarging the particles in a condensation based growth process
08/21/1990US4949858 Sample bottle and cap therefor
08/21/1990US4949840 Specimen collection kit for mailing
08/21/1990US4949582 Liquid sampler
08/16/1990EP0382686A2 A method and a device for sampling material from a moving belt conveyor
08/16/1990EP0382334A2 Microwave method for preparation of serum samples for b-12 and folate assays
08/16/1990EP0381935A1 Device for obtaining samples from a flowing medium
08/16/1990EP0256078B1 Liquid metering device
08/16/1990DE3904173A1 Arrangement for taking samples from a product medium flowing through a delivery conduit
08/16/1990DE3904105A1 Method and device for taking soil samples
08/15/1990CN2060546U Semi-automatic sampler for liquid petrochemical products
08/14/1990US4948737 Aligning and mating corresponding key and keyway on cartridge and test element
08/14/1990US4948565 Analytical system
08/14/1990US4948442 Method of making a multiwell test plate
08/14/1990US4947696 Bellow pump for gas test tube
08/10/1990US4964309 Portal vapor detection system
08/09/1990DE3915087A1 Measuring device for trace measurements in gases - having valve block, seals, measuring tube, balloon, holder, spring, needle-valve, safety valve, and seat
08/09/1990CA2026205A1 Apparatus and method for the sequential performance of chemical processes
08/09/1990CA2008473A1 Microwave method for preparation of serum samples for b-12 and folate assays
08/08/1990EP0380487A1 Process and device for concentrating macromolecular solutions.
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