Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
B28C 5/2045

Full Title

Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions (controlling the mixing apparatus and supplying the ingredients B28C7/00 ) > using driven mechanical means affecting the mixing (B28C5/40, B28C5/42, B28C5/48 take precedence; in combination with the action of a fluid B28C5/38) > Mixing in containers to which motion is imparted to effect the mixing > rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers

2 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

Top Applicants

Top 10 applicants by patent filingsfor class B28, 2013–2023, worldwide · Source: EPO PATSTAT

  1. DISCO CORPORATION JP 1,471
  2. HILTI LI 575
  3. CORNING US 544
  4. MITSUBOSHI DIAMOND INDUSTRIAL COMPANY JP 518
  5. UNITED STATES GYPSUM COMPANY US 485
  6. DISCO ABRASIVE SYSTEM 459
  7. GE (GENERAL ELECTRIC COMPANY) US 454
  8. MITSUBOSHI DIAMOND INDUSTRIAL COMPANY 439
  9. DISCO CORPORATION 403
  10. NGK INSULATORS JP 308