IPC Definitions - January 01, 2012
G01N 15/00 - Definition
This main group covers:
Determining characteristics of particles, particulate material, or particle suspensions, e.g. of blood cells. Such characteristics include e.g. particle size distributions or sedimentation.
Analysis of porous material, e.g. determining its permeability, pore volume, or surface area.
References relevant to classification in this main group
This main group does not cover:
Investigating concentration of particle suspensions by weighing | G01N 5/00 |
Investigating particle size or size distribution by measuring osmotic pressure | G01N 7/10 |
Investigating particle size or size distribution by filtering | B01D |
Investigating particle size or size distribution by sifting | B07B |
Identification of micro-organisms | C12Q |
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 |
In this main group, the following terms or expressions are used with the meaning indicated:
Permeability | Capacity of a porous material to transmit a fluid. |
Porosity | is the fraction of the volume of an apparent solid that is actually empty space |