1. CPC Sections
  2. CPC Section B
  3. CPC Class B09
  4. CPC Subclass B09C
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CPC
COOPERATIVE PATENT CLASSIFICATION
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B09C
RECLAMATION OF CONTAMINATED SOIL (gatherers for removing stone or the like from the soil A01B 43/00; sterilising soil by steam A01G 11/00; removing undesirable matter, e.g. rubbish, from the land E01H 15/00) [2020-01]
NOTE

  • In this subclass, the following term is used with the meaning indicated:
    • "reclamation" means the partial or total elimination or the fixing of contaminants in soil.
WARNING

  • The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups:
    B09C1/04 covered by B09C 1/02
B09C 1/00
Reclamation of contaminated soil [2013-01]
B09C 1/002
.
{involving in-situ ground water treatment} [2013-01]
B09C 1/005
.
{Extraction of vapours or gases using vacuum or venting} [2013-01]
B09C 1/007
.
{by removing contaminants floating on the water table} [2013-01]
B09C 1/02
.
Extraction using liquids, e.g. washing, leaching {, flotation} [2017-08]
B09C 1/025
. .
{using an oil as solvent or extracting agent} [2013-01]
B09C 1/06
.
thermally [2020-01]
B09C 1/062
. .
{by using electrode or resistance heating elements} [2013-01]
B09C 1/065
. .
{by pyrolysis} [2013-01]
B09C 1/067
. .
{by vitrification} [2013-01]
B09C 1/08
.
chemically [2020-01]
B09C 1/085
. .
{electrochemically, e.g. by electrokinetics} [2013-01]
B09C 1/10
.
microbiologically, {biologically} or by using enzymes [2013-01]
B09C 1/105
. .
{using fungi or plants} [2013-01]
B09C 2101/00
In situ [2013-01]