Patents for G01N 1 - Sampling; Preparing specimens for investigation (74,036)
03/1991
03/06/1991EP0415580A2 Particulate monitoring tape
03/06/1991EP0415476A2 Metering arrangement
03/06/1991EP0415307A2 Cuvette matrix and its tray
03/06/1991CN1049719A Blocking-proof sampling probe for high-temp. and dusty use
03/06/1991CN1011915B Corrosion reagent to display the structural banding of chrominium bearing steel
03/05/1991USH901 Method of identifying the composition of a material sample
03/05/1991US4997768 Anti-foaming method for liquid dispensing
03/05/1991US4997100 Unitary biological specimen processing apparatus
03/05/1991US4996887 Device for taking samples of bottom sediments and bottom water from water basins
03/01/1991CA2024039A1 Method for taking a sample representative of the fluid, in particular of the gas, from a well and a sampling device for practising this method
02/1991
02/28/1991DE4004627A1 Automatically testing polymeric material - focussing pulsating laser beam via revolving mirror on to successive points on moving material and analysing radiation spectrum produced
02/28/1991DE3943524A1 High pressure liq. chromatography sample vessels - delivering into reciprocating hollow needle are mounted in belt-advanced rotary carrier disc
02/28/1991DE3931287A1 Preparing analyser for matrix-laser-desorption - mixing analyser and matrix homogeneously, introducing into vacuum and subjecting to shock-like cooling
02/28/1991DE3927863A1 High pressure liq., chromatography analyser - with holder for pre-column for opt. needle connection instead of main column
02/28/1991DE3927524A1 Sampling flowing medium by computer controlled intermittent extn. - pumped into collector vessel in detached housing
02/27/1991EP0414644A2 Chain fashioned holding device having tubes for holding a tubular vessel each
02/27/1991EP0414564A2 Apparatus and method for use in the analysis of fluid inclusions
02/27/1991EP0414405A2 Aligned slideholder and slide assembly
02/27/1991EP0414347A1 Belt grinding machine for analytical specimens
02/27/1991EP0414000A2 Device and method for analyzing by atomic spectroscopy volatile samples
02/27/1991EP0413761A1 A method and a system for handling sample materials, e.g. in mixing plants, for central analysis of the samples
02/27/1991EP0221107B1 Rotor drive for medical disposables
02/27/1991CN2072225U Cell sample collector with multiple heads
02/27/1991CN2072214U Pressure-gradient corrector for flow
02/26/1991US4995270 Molten metal sampling
02/26/1991CA1280621C Filter assembly for a coal mill monitoring system
02/21/1991WO1991002203A1 Storage apparatus, particularly with automatic insertion and retrieval
02/21/1991WO1991002202A1 Multichamber storage apparatus and related method
02/21/1991WO1991002200A2 Device with temperature separating effect
02/21/1991CA2064591A1 Multichamber storage apparatus and related method
02/19/1991US4994158 Method for analyzing a gas mixture
02/19/1991US4993874 Method and apparatus for the collection of reduced gases
02/19/1991US4993646 Powdery, granular and conglomerate material treating apparatus
02/19/1991US4993273 Wood chip sampling apparatus
02/19/1991US4993272 Air sampler
02/19/1991US4993271 Liquid in situ multiport monitoring system
02/19/1991CA1280292C Water sampling system
02/17/1991WO1991002960A1 A method of and an apparatus for sectioning a specimen
02/13/1991EP0412610A1 Container using a mass of porous material for liquid retention
02/13/1991EP0412417A1 Sputum cup
02/13/1991EP0412225A1 A device for measuring by displacement, an exact micro dose of a fluid to be analysed from a totally filled capillary tube closed at one end and flushing such dose into a cuvette by means of an exactly measured dose of a reagent fluid
02/13/1991CN2071339U Computorized dust sampler
02/13/1991CN1049225A Storage apparatus , particularly with automatic insertion and retrieval
02/13/1991CN1049212A Pneumatic recycle back full-scale drilling debris sampler
02/12/1991US4991610 Rinsing liquid apparatus for analytical instruments
02/12/1991US4991452 A handle
02/12/1991US4991450 Filling arrangement for taking a sample of a radioactive process solution
02/12/1991US4991449 Method and apparatus for sampling a cryogenic liquid for analysis
02/09/1991CA2022388A1 Container using a mass of porous material for liquid retention
02/07/1991WO1991001487A1 Process and device for element determinations
02/07/1991WO1991001486A1 New and improved sample liquid aspirating and dispensing probe
02/07/1991WO1991001180A1 New and improved, ultra low carryover sample liquid analysis apparatus and method
02/07/1991DE3925775A1 Vorrichtung mit temperatur-trenneffekt Device with temperature-separating effect
02/06/1991EP0411932A2 Sampling probe
02/06/1991EP0411224A2 Cryogenic storage apparatus
02/06/1991CN2070909U Skip type rain teleguage
02/06/1991CN2070908U Device for withdrawing grain sample
02/05/1991US4990459 Moving a solution drop on a hydrophobic surface containing absorbed impurities and analyzing
02/05/1991US4990312 High-pressure promoted combustion chamber
02/05/1991US4990132 Carrying out
02/05/1991US4990130 Multiple motion centrifuge
02/05/1991US4989976 Device for supplying liquid to a nebulizer in a spectrometer
02/05/1991US4989626 Apparatus for and method of controlling the opening and closing of channel for liquid
02/05/1991US4989463 Sample collection shield
02/05/1991US4989372 Precision radial arm saw for composite materials
02/05/1991CA1279775C Liquid sampling valve
02/04/1991CA2003863A1 Cryogenic storage apparatus, particularly with automatic retrieval
02/01/1991WO1991002238A2 Biological assay cassette and method for making same
01/1991
01/31/1991DE3924862A1 Cell sediment swab - made of cellulose wadding inside specified plastic membrane bag esp. narrow weave nylon fibres membrane
01/31/1991DE3923983A1 Verfahren und vorrichtung zur bestimmung von elementen Method and apparatus for determining elements
01/31/1991CA2017469A1 Breath analyzer
01/30/1991EP0410806A1 Novel fluorescent dye
01/30/1991EP0410688A2 Automated analyzer
01/30/1991EP0410681A2 Pump inserter for test tubes
01/30/1991EP0410071A1 Gastight full protection garment with internal measuring and warning apparatus
01/30/1991CN2070448U Organization processor
01/30/1991CN1048924A Sampling detector
01/29/1991US4988481 Electrical pipette
01/29/1991US4987785 Constant volume sampling system
01/29/1991US4987784 Particle sample device
01/29/1991US4987767 Exposive detection screening system
01/29/1991CA1279563C Analytical element and method for determination of total lactate dehydrogenase
01/28/1991WO1991002228A1 Apparatus and microbase for surface-enhanced raman spectroscopy system and method for producing same
01/28/1991CA2063830A1 Apparatus and microbase for surface-enhanced raman spectroscopy system and method for producing same
01/27/1991CA2016041A1 Gas-tight fully protective suit comprising a measuring and alarm instrument worn under the suit
01/25/1991CA2021882A1 Pump inserter for test tube
01/25/1991CA2021729A1 Automated analyzer
01/24/1991WO1991001001A1 A detector for monitoring low molecular weight compounds
01/24/1991DE4020516A1 Non-contaminated sample of liquid for analysis
01/23/1991EP0409766A2 Sampling probe
01/23/1991EP0409705A1 Apparatus for continously producing a ionic standard solution
01/23/1991EP0409650A2 Apparatus for discharging contents of a sealed container
01/23/1991EP0409522A2 Valve device
01/23/1991EP0408939A1 Process and apparatus for sampling the air of the containment of a nuclear power station
01/22/1991US4987367 Method and apparatus for predicting deterioration of a member constituting a part of equipment
01/22/1991US4986701 Process for manufacturing a cylindrical body and a device for carrying out the process
01/22/1991US4986138 Sample injection means
01/22/1991US4986110 Method and apparatus for taking samples of and for analyzing hydrocarbons
01/22/1991CA2021564A1 Apparatus for discharging contents of a sealed container
01/22/1991CA1279207C Method and apparatus for trace sample collection