IPC Definitions - January 01, 2012

G01N 30/00 - Definition fr

Definition statement

This main group covers:

Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion exchange, e.g. field-flow fractionation, chromatography and related techniques.

References relevant to classification in this main group

This main group does not cover:

Investigating strength properties of solid materials by application of mechanical stress

G01N 3/00

Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid

G01N 5/00

Analysing materials by measuring the pressure or volume of a gas or vapour

G01N 7/00

Investigatingdensity or specific gravity of materials; analysing materials by determining density or specific gravity

G01N 9/00

Investigating flow properties of materials, e.g. viscosity, plasticity; analysing materials by determining flow properties

G01N 11/00

Investigating surface or boundary effects, e.g. wetting power; investigating diffusion effects; analysing materials by determining surface, boundary, or diffusion effects

G01N 13/00

Investigating characteristics of particles; investigatingpermeability, pore-volume, or surface-area of porous materials

G01N 15/00

Investigating resistance of materials to the weather, to corrosion, or to light

G01N 17/00

Investigatingmaterials by mechanical methods

G01N 19/00

Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

G01N 21/00

Investigating or analysing materials by the use of microwaves

G01N 22/00

Investigating or analysing materials by the use of other wave or particle radiation, e.g. X-rays or neutrons

G01N 23/00

Investigating or analysing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects

G01N 24/00

Investigating or analysing materials by the use of thermal means

G01N 25/00

Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means

G01N 27/00

Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object

G01N 29/00

Informative references

Attention is drawn to the following places, which may be of interest for search:

Sampling; preparing specimens for investigation

G01N 1/00

Specific materials

G01N 33/00

Automatic analysis; handling materials therefor

G01N 35/00

Separating components of materials in general

B01D, B01D 15/00, B01D 53/02, B01D 53/04

Chemical or physical processes (e.g. catalysis, colloid chemistry) or their relevant apparatus, e.g. solid sorbent compositions in general, or ion-exchange in general

B01J, B01J 20/00, B01J 39/00, B01J 41/00

Separation of solid materials from solid materials using wet methods, or using pneumatic tables or jigs

B03B, B03D

Separation of solid materials from solid materials or fluids using magnetic or electrostatic methods, or using high-voltage electric fields

B03C

Separation of solid materials from solid materials or fluids using sieving, screening, sifting, gas currents, or other dry methods

B07B

Glossary of terms

In this main group, the following terms or expressions are used with the meaning indicated:

Conditioning

means the adjustment or control of environmental parameters, e.g. temperature or pressure