IPC Definitions - January 01, 2012
G01N 29/00 - Definition
This main group covers:
Investigating or analysing materials by using sound waves (also called acoustic waves).
Visualisation of the interior of solid objects by using sound waves, e.g. acoustic microscopy.
Instruments, e.g. probes, for investigating or analysing by use of sound waves.
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 |
Medical or veterinary diagnosis on the human or animal body using ultrasonic, sonic or infrasonic waves, e.g. examination of body cavities or body tracts | A61B 8/00 |
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 |
Generating mechanical vibrations in solids | B06B |
Use of ultrasonic, sonic or infrasonic vibrations for measuring roughness or irregularity of surfaces, or for measuring the deformation in a solid | G01B 17/00 |
Measuring or indicating of mechanical vibrations or ultrasonic, sonic or infrasonic waves | G01H |
Systems for direction-finding, navigation, locating, presence-detecting using the reflection or reradiation of acoustic waves, e.g. sonar systems | G01S 15/00 |
Prospecting or detecting by the use of seismic or acoustic means | G01V 5/00 |
Obtaining records by techniques analogous to photography using ultrasonic, sonic or infrasonic waves | G03B 42/06 |
Control of mechanical oscillations | G05D 19/00 |
Image analysis | G06T 7/00 |
Generating mechanical vibrations in fluids | G10K |