2/00 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) |
2/04 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Removing or cutting-off the supply of inflammable material |
2/06 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers |
2/08 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Water curtains (nozzles A62C 31/02) |
2/10 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Fire-proof curtains |
2/12 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Hinged dampers |
2/14 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Hinged dampers with two or more blades |
2/16 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Hinged dampers with two or more blades multi-vane roll or fold-up type |
2/18 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Sliding dampers |
2/20 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Sliding dampers at 90 degrees to the plane of the opening |
2/22 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Fire-dampers with provision for the removal of an obstacle, e.g. rails, conveyers, before closing the opening |
2/24 | Fire prevention or containment (A62C 3/00 takes precedence; flame traps A62C 4/00) Physical fire-barriers Operating or controlling mechanisms |
3/00 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) |
3/02 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) for area conflagrations, e.g. forest fires, subterranean fires |
3/04 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) for dust or loosely-baled or loosely-piled materials, e.g. in silos, in chimneys (flame traps A62C 4/00) |
3/06 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) of highly inflammable material, e.g. light metals, petroleum products |
3/07 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) in vehicles, e.g. in road vehicles |
3/08 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) in vehicles, e.g. in road vehicles in aircraft |
3/10 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) in vehicles, e.g. in road vehicles in ships |
3/16 | Fire prevention, containment or extinguishing specially adapted for particular objects or places (for nuclear reactors G21C 9/04) in electrical installations, e.g. cableways |