| 3/00 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) |
| 3/02 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent |
| 3/04 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic |
| 3/06 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic metallic |
| 3/08 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic metallic for close-grained structure, e.g. using metal with low melting point |
| 3/10 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic metallic for porous or cellular structure, e.g. for use with diamonds as abrasives |
| 3/12 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic water-setting, e.g. concrete |
| 3/14 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings |
| 3/16 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings for close grained structure, i.e. of high density |
| 3/18 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings for porous or cellular structure |
| 3/20 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic |
| 3/22 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Rubbers |
| 3/24 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Rubbers for close-grained structure |
| 3/26 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Rubbers for porous or cellular structure |
| 3/28 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Resins |
| 3/30 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Resins for close-grained structure |
| 3/32 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) the constituent being used as bonding agent and being essentially organic Resins for porous or cellular structure |
| 3/34 | Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents (composition of friction linings F16D 69/02) characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties |
| 5/00 | Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor |
| 5/02 | Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor Wheels in one piece |