Patents for G01N 1 - Sampling; Preparing specimens for investigation (74,036)
11/1977
11/29/1977US4059996 Molten metal sample cup containing blob for promoting carbide formation
11/22/1977US4059408 Automatic liquid-liquid extraction device
11/22/1977US4059019 Method and apparatus for extracting gas samples of high temperature gases, particularly for cement rotary kiln furnace exhaust gases
11/15/1977US4058732 Method and apparatus for improved analytical fluorescent spectroscopy
11/15/1977US4058373 Combustible gas-in-oil detector
11/15/1977US4058370 Apparatus for accurate pipetting of small liquid volumes
11/15/1977US4058146 Method and apparatus for transferring liquid
11/15/1977US4058017 Automatic probe feeding, setting and withdrawing apparatus
11/08/1977US4057499 Apparatus and method for separation of blood
11/08/1977US4057393 Of gasoline streams
11/08/1977US4056983 Flow diversion sampler
11/08/1977US4056982 Apparatus and method for sampling a liquid
11/08/1977US4056981 Process and apparatus for withdrawing a sample from a reaction vessel under pressure
11/08/1977US4056967 Pneumatic system for a gas sensor
11/01/1977US4056468 Isolation of component materials of aqueous solutions soluble in lipophilic solvents
11/01/1977US4056360 Apparatus for dilution of liquid specimens
10/1977
10/25/1977USRE29454 Method for producing a gradient elution
10/25/1977US4055259 Sample transport with rotary air interlock charging and discharging means
10/25/1977US4055088 Apparatus for sampling dry solids
10/25/1977US4055087 Aquatic-life depletion-sampling device and technique
10/25/1977US4055086 Device and method for obtaining one or more samples of liquid
10/25/1977US4055083 Chemical tracer method of and structure for determination of instantaneous and total mass and volume fluid flow
10/18/1977US4054062 Hand-held micropipettor with improved accuracy of liquid volumes transferred
10/18/1977US4054060 Device for sampling furnace gases
10/11/1977US4053635 Substituted amides of 3-methyl-4-phenyl-3-butenoic acid, with a high hypolipemizing activity
10/11/1977US4053354 Method and device for forming a filtering fiber cake in an apparatus for measuring the beating degree of pulp flowing through a conduit
10/11/1977US4053284 Continuous flow apparatus for biological testing
10/11/1977US4053282 Method and apparatus for sampling impure water
10/11/1977US4052904 Apparatus for obtaining a relatively particle-free sample of a liquid
10/04/1977US4052320 Telescoping serum separator and dispenser
10/04/1977US4052162 For fluids
10/04/1977US4051755 Ultramicrotome and attachment therefore
10/04/1977US4051732 Molten metal stream sampler
10/04/1977US4051731 Fluid sampling system
09/1977
09/27/1977US4050315 Remotely actuated sampling apparatus
09/20/1977US4049134 Movable ladle in a pressurized conduct for transporting specimens to a combustion chamber
09/20/1977US4049031 Automatic fraction collector
09/20/1977US4048857 Sampling a steel converter
09/13/1977US4047690 Mold for concrete test cube
09/13/1977US4047437 Continuous row average sampling method and apparatus for stationary source gas streams
09/13/1977US4047429 Method of testing glass fiber coating compositions
09/06/1977US4046927 Process for semi-automated production of mammalian cell slides
09/06/1977US4046512 Device for indicating overheating in generators
09/06/1977US4046511 Pipettor apparatus
09/06/1977US4046290 Dispenser syringe apparatus having alternately driven cams
09/06/1977US4046158 Apparatus for diluting gas
09/06/1977US4046046 Meat coring device including a template
09/06/1977US4046016 Molten steel samplers
09/06/1977US4046015 Glass sampling tube
09/06/1977US4046014 Sealable activated charcoal gas sampler
09/06/1977US4046013 Combination drill and plug and method and apparatus for using same for extracting a fluid sample from an electrical cable
09/06/1977US4046012 Fluid sampling device
09/06/1977US4046011 One-way valve for fluid sampler device
09/06/1977US4045997 Air curtain device
08/1977
08/30/1977US4044617 Multi-stage sampler for flowing material
08/30/1977US4044616 Automatic fluid injector
08/30/1977US4044612 Probe for obtaining gas samples from a shaft furnace
08/23/1977US4043292 Microscope slide staining apparatus having temperature control
08/23/1977US4043187 Method of measuring surface roughness
08/16/1977US4042338 Flameless atomic absorption spectroscopy
08/16/1977US4042333 Apparatus and method for gas analysis
08/16/1977US4042303 Method and apparatus for automated sampling with an atomic absorption spectrometer
08/16/1977US4042152 Diluting apparatus
08/16/1977US4041762 Swing chute sampler
08/09/1977US4041385 On-line sampling system for monitoring particles suspended in a fluid
08/09/1977US4040533 Transport device for test sample carriers
08/09/1977US4040299 Air sampling apparatus
08/02/1977US4038875 Cryogenic sediment sampler
08/02/1977US4038874 Device for the insertion of samples into a chromatography column
07/1977
07/26/1977US4038057 Closed circuit sampler
07/26/1977US4037760 Proportional diluter
07/26/1977US4037478 Device for collecting samples of molten metal
07/26/1977US4037477 Water sampler device
07/26/1977US4037476 Grain sampling probe
07/26/1977US4037475 Sampling device
07/26/1977US4037474 Representative sampling device
07/26/1977US4037472 Explosion-proof flow sampling apparatus
07/19/1977US4037109 Sample cell
07/19/1977US4037003 Method for blood film preparation
07/19/1977US4036063 Sample dilution
07/19/1977US4036062 Sample dilution
07/12/1977US4034884 Biological specimen process apparatus and cover member therefor
07/12/1977US4034700 Slide preparation station
07/12/1977US4034611 Particulate sampling probe
07/05/1977US4033809 Apparatus for handling coverslips
07/05/1977US4033482 Conical liquid metering device
06/1977
06/28/1977US4031852 Microscope slide centrifuge
06/28/1977US4031753 Total water content instrument
06/21/1977US4030341 Fluid application device
06/14/1977US4029470 Automated single-slide staining device
06/07/1977US4028056 Substance separation technique
06/07/1977US4027623 Sample mixer and spreader
06/07/1977US4027538 Latch releasing mechanism for water samplers
06/07/1977US4027537 Apparatus for sampling a stream of fibers and the like
05/1977
05/31/1977US4026155 Conveyor sampler
05/31/1977US4026154 Sample taking apparatus
05/31/1977US4026152 Automatic sampling apparatus
05/24/1977US4024779 Anti-roll device for ultramicrotomes
05/24/1977US4024766 Waste water sampling system
05/24/1977US4024765 Automatic volumetric device for taking samples of granular or powdered material