| A | SK | SECTION A — HUMAN NECESSITIES |
| A62 | KL | LIFE-SAVING; FIRE-FIGHTING (ladders E06C) |
| A62D | UKL | CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF 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] |
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| A62D 1/04 | UGR2 | | . . | characterised by the foam stabiliser [3] |
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| A62D 1/06 | UGR1 | | . | containing gas-producing, chemically-reactive components [3] |
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| A62D 1/08 | UGR1 | | . | containing volatile or gas-charged liquids [3] |
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| A62D 3/00 | HGR | Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances (consuming noxious gases by combustion F23G 7/06) |
| 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) |
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| 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) |