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DIFF Class Not Allocatable
B09

DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL

Description

B09 covers technologies and methods for the final disposal of solid waste materials and the remediation of soil contaminated with pollutants or hazardous substances. This includes mechanical, chemical, and biological treatment processes; landfill engineering; incineration systems; waste compaction and containment; and soil reclamation techniques such as excavation, chemical treatment, and bioremediation. The class encompasses both the operational procedures and equipment used in waste management facilities, excluding waste collection and transport operations, which fall under other B sections.

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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Top Applicants

Top Applicants (IPC)

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)

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