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