Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subclass Not Allocatable
B09C

RECLAMATION OF CONTAMINATED SOIL (gatherers for removing stone or the like from the soil A01B43/00; sterilising soil by steam A01G11/00; removing undesirable matter, e.g. rubbish, from the land E01H15/00)

Introduced: January 1995

Description

B09C covers methods and systems for treating and remediating soil contaminated by chemical substances, pollutants, or hazardous materials. This includes physical, chemical, and biological treatment processes such as soil washing, thermal remediation, bioremediation, and stabilization techniques applied in situ or ex situ. The classification encompasses equipment and apparatus designed specifically for soil decontamination, as well as procedural approaches to restore contaminated land for safe reuse. Related waste disposal technologies are classified separately under B09B.

Title

Titles differ between systems:

IPC: RECLAMATION OF CONTAMINATED SOIL

CPC: RECLAMATION OF CONTAMINATED SOIL (gatherers for removing stone or the like from the soil A01B43/00; sterilising soil by steam A01G11/00; removing undesirable matter, e.g. rubbish, from the land E01H15/00)

Full Title

Full titles differ between systems:

IPC:

RECLAMATION OF CONTAMINATED SOIL

CPC:

RECLAMATION OF CONTAMINATED SOIL (gatherers for removing stone or the like from the soil A01B43/00; sterilising soil by steam A01G11/00; removing undesirable matter, e.g. rubbish, from the land E01H15/00)

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

IPC defines codes here since 1995.

Child Classifications

Navigate with arrow keys, Enter to open

  • B09C 2101/00 In situ 2nd only CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class B09,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 776
  2. TAIHEIYO CEMENT CORPORATION 279
  3. BEIJING GEOENVIRON ENGINEERING & TECHNOLOGY 247
  4. ZHEJIANG UNIVERSITY 232
  5. CENTRAL SOUTH UNIVERSITY 212
  6. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 208
  7. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 203
  8. CHANGZHOU UNIVERSITY 172
  9. BCEG ENVIRONMENTAL REMEDIATION COMPANY 167
  10. UNI-CHARM CORPORATION JP 165

Top Applicants (CPC)

Class B09,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 533
  2. UNI-CHARM CORPORATION JP 166
  3. CENTRAL SOUTH UNIVERSITY 160
  4. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 151
  5. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 147
  6. ZHEJIANG UNIVERSITY 144
  7. JX NIPPON MINING & METALS CORPORATION JP 141
  8. BEIJING GEOENVIRON ENGINEERING & TECHNOLOGY 139
  9. CHANGZHOU UNIVERSITY 128
  10. NANJING INSTITUTE OF ENVIRONMENTAL SCIENCES, MEE 124