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)
08/1991
08/07/1991EP0440320A1 Pumping system
08/07/1991EP0440023A1 Sampler with valve and collection unit
08/07/1991EP0439694A1 Method and device for measuring the alcohol content of a damping liquid in a damping device of an offset printing machine
08/07/1991EP0439525A1 Luminescence or fluorescence monitoring apparatus and method.
08/07/1991CN2082410U Suspension drum solution sampling device
08/07/1991CN2082193U Uniformly mixing device for powder sample
08/07/1991CN1053679A Diaguostic filter for detecting conductive and semiconductive particles in fluid stream
08/06/1991US5037611 Sample handling technique
08/06/1991US5037553 Adhesion to polyolefin tube; solvent removal; chromatographic analysis
08/06/1991US5036709 Paving materials testing machine
07/1991
07/31/1991EP0438883A2 Heated cover device
07/31/1991EP0438722A1 Dynamic membrane separation process for improved selectivity
07/31/1991EP0438629A2 Polymerisable mixture and its preparation
07/31/1991EP0438628A2 Polymerisable mixture and its preparation
07/31/1991EP0438408A1 Deposition apparatus
07/31/1991CN2081977U Sampler of gas in soil
07/30/1991US5036001 Method for supplying foodstuff samples for microbiological testing
07/30/1991US5035845 Powder pressing method
07/30/1991US5035761 Method for cross-sectioning yarn samples
07/30/1991US5035348 Container having a pressure-rupturable seal for dispensing contents
07/30/1991US5035150 Pipetting method
07/30/1991US5035149 Soil solution sampler
07/30/1991CA1286961C Dilution apparatus and method
07/27/1991CA2034997A1 Diagnostic filter for detecting conductive and semiconductive particles in a fluid stream
07/27/1991CA2021838A1 Blood containment device
07/26/1991WO1991011699A1 Optical inspection method and apparatus
07/26/1991CA2071210A1 Optical inspection method and apparatus
07/25/1991WO1991011014A1 Method and apparatus for sample injection into ion mobility spectrometer
07/25/1991WO1991010890A1 Microtome
07/25/1991WO1991002200A3 Device with temperature separating effect
07/25/1991CA2022828A1 Prespot detection method and apparatus in an analyzer
07/24/1991EP0438159A1 Capacitive liquid interface sensor
07/24/1991EP0438136A2 Automated dispensing and diluting system
07/24/1991EP0437667A2 System and method for automated cool on-column injection with column diameters less than 530 um
07/24/1991EP0252927B1 Determining flow properties of particulate materials
07/24/1991CN2081532U Hand pneumatic wool sampling drill
07/24/1991CA2024207A1 Agent for determining manganese and method relating thereto
07/23/1991US5033849 Atomizing device of high-melting metal
07/23/1991US5033541 Double pass tandem cooling aerosol condenser
07/23/1991US5033320 Device for determining phase transitions using a sample of molten metal
07/23/1991US5033318 Apparatus for measuring the particulate contamination in flues containing corrosive dusts
07/23/1991CA1286578C Test plate assembly defining discrete regions on a microporous membrane with low boundary distortion
07/23/1991CA1286522C Nosepiece stopper for probe end, probing process in a melter oven by means of a probe having said stopper, and device of use in said process
07/23/1991CA1286493C Apparatus for clearing a cellulose ester filter
07/20/1991CA2034534A1 Blood testing and fingerprint identification method and device
07/19/1991CA2034548A1 Capacitive liquid interface sensor
07/19/1991CA2034257A1 Automated dispensing and diluting system
07/18/1991DE4101155A1 Molten metal probe - has air escape openings to give bubble-free sample for automatic spectrum analysis
07/18/1991DE4000826A1 Correlating non-palpate mammographic changes in removed tissue - while anchored in container with gridded cover or base
07/17/1991EP0437253A2 Continuously adjustable diluting device for mixing predetermined volumes of liquid
07/17/1991EP0436897A2 Device and method of separating and assaying whole blood
07/17/1991CN2081092U Liquid suction device
07/17/1991CN2081091U 取样阀 Sampling valve
07/17/1991CN1053123A Quantitative sampler for collecting bacteria on unit area of burn wound
07/16/1991US5032361 Feeding device for introducing liquid or gaseous samples
07/16/1991US5032151 Chromatography
07/16/1991US5031469 Fluid sampler
07/13/1991CA2031975A1 Device and method of separating and assaying whole blood
07/11/1991WO1991009521A1 Identification process and related method for use in preparing a biological sample
07/10/1991EP0436063A1 Method and apparatus for introducing uniform quantities of a material into a metallurgical sample
07/10/1991EP0436008A1 Process and device for element determinations
07/10/1991EP0245309B1 Analytic apparatus and method
07/10/1991EP0165262B1 Volumetric pump with replaceable reservoir assembly
07/09/1991US5030577 Means for controlling flow rate of metals and adjusting rate of adding alloying metal; casting multiple products
07/09/1991US5030554 Enriching non-erythrocyte fraction and labeling with binding material and lytic reagent, mixing and transferring to analyzer
07/09/1991US5030421 Integral centrifuge tube and specimen slide
07/09/1991US5029621 Push back procedure for preventing drop-former droplet formation in a vacuum assisted solution transfer system with upstream occulusion
07/09/1991US5029485 Apparatus and method for remotely sampling fluid
07/09/1991US5029484 Hazardous waste sampler
07/09/1991US5029447 Multichamber storage apparatus and related method
07/09/1991CA2007372A1 Method and apparatus for sample injection into ion mobility spectrometer
07/09/1991CA1285753C Apparatus for moistening test strips
07/04/1991DE4042059A1 Weight-monitored evapn. of heated liq. - using gas delivered by nozzle rapidly retracted on reaching desired vol.
07/04/1991DE3942229A1 Total inorganic carbon extn. before carbon analysis - uses acid in gaseous form mixed with extractor gas and water
07/03/1991EP0435380A2 A chemical reaction pack and method of using same
07/03/1991EP0435245A2 Reaction kit
07/03/1991CN2080173U Sampling device for grain store house
07/03/1991CN1013059B Sampling device of glass solution
07/02/1991US5029065 Control system for a sample preparation system
07/02/1991US5028780 Preparation and observation method of micro-section
07/02/1991US5028543 Analyzing for PCB, slurrying in water, solvent extraction, reaction to form alkali halide followed by reaction with mercuric nitrate, colorimetric analysis
07/02/1991US5027643 Method and apparatus for detecting low volatility atmospheric vapors
07/02/1991US5027642 Method of detecting and or removing trace amounts of condensible vapors from compressed gas
06/1991
06/27/1991CA2031108A1 Chemical reaction pack and method of using same
06/26/1991EP0434149A2 Liquid transfer apparatus
06/26/1991EP0433936A2 A valve and membrane device
06/26/1991EP0433729A1 Rotary evaporator
06/26/1991EP0433499A1 Apparatus for monitoring the quality of water
06/26/1991EP0433462A1 Automatic analyzing method and device
06/26/1991EP0433436A1 Assembly for removing waste from closed sample containers
06/26/1991CN2079748U Waste water sampler
06/25/1991US5026905 Fluorescent dyes
06/25/1991US5026155 Process for sizing particles using condensation nucleus counting
06/25/1991CA1285213C Steam quality apparatus
06/25/1991CA1285157C Expendable immersion device for combining an expendable immersion sensor and molten metal sampler
06/23/1991CA2033010A1 Method for separating components in a mixture
06/23/1991CA2032946A1 Valve and membrane device
06/23/1991CA2032916A1 Dynamic membrane separation process for improved selectivity
06/23/1991CA2031912A1 Heated cover device
06/22/1991CA2017110A1 Pipette and liquid transfer apparatus for dispensing liquid for analysis
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