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PCE
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CPC Subgroup
B09B 3/27

Binding by sodium silicate, e.g. cement or water glass

Full Title

Destroying solid waste or transforming solid waste into something useful or harmless > Agglomeration, binding or encapsulation of solid waste > using mineral binders or matrix > Binding by sodium silicate, e.g. cement or water glass

Top Applicants

Top 10 applicants by patent filingsfor 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