| A | SK | HUMAN NECESSITIES |
| A62 | KL | LIFE-SAVING; FIRE-FIGHTING (ladders E06C) |
| A62D | UKL | CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS |
| A62D 1/00 | HGR | Fire-extinguishing compositions; Use of chemical substances in extinguishing fires (fireproof paints C09D 5/18; fireproofing materials C09K 21/00) |
| A62D 1/02 | UGR1 | | . | containing or yielding a gas phase, e.g. foams (A62D 1/06 , A62D 1/08 take precedence) [3] |
|
| A62D 1/04 | UGR2 | | . . | characterised by the foam stabiliser [3] |
|
| A62D 1/06 | UGR1 | | . | containing gas-producing, chemically-reactive components [3] |
|
| A62D 1/08 | UGR1 | | . | containing volatile or gas-charged liquids [3] |
|
| A62D 3/00 | HGR | Chemical means for combating harmful chemical agents; Processes for making harmful chemical agents harmless (chemical or biological purification of waste gases, e.g. smoke, fumes, flue gases, engine exhaust gases B01D 53/34; treatment of sewage or waste water C02F) |
| A62D 5/00 | HGR | Composition of materials for coverings or clothing affording protection against harmful chemical agents |
| A62D 7/00 | HGR | Composition of materials for transparent parts of gas-masks, respirators, breathing bags, or helmets |
| A62D 7/02 | UGR1 | | . | Clear-view sheets which prevent the formation of water drops or ice (materials for minimising adherence of ice or water to surfaces C09K 3/18) |
|
| A62D 9/00 | HGR | Composition of chemical substances for use in breathing apparatus (production of oxygen-generating compounds in general, processes for the production of oxygen from chemicals in general C01B 13/00 , C25B 1/02) |