IPC Definitions - January 01, 2012
G01N 25/00 - Definition
This main group covers:
Thermal and calorimetric analysis of materials.
Thermography.
Investigating:
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 |
Attention is drawn to the following places, which may be of interest for search:
Sampling; preparing specimens for investigation | G01N 1/00 |
Automatic analysis; handling materials therefor | G01N 35/00 |
Optical radiation pyrometry | G01J 5/00 |
Measuring temperature or quantity of heat; thermally-sensitive elements not otherwise provided for | G01K |