A62D - CPC Classification

• A62D1/00 » Fire-extinguishing compositions; Use of chemical substances in extinguishing fires 73
• A62D2101/00 » Harmfull chemical substances made harmless, or less harmful, by effecting chemical change 1
• A62D2203/00 » Aspects of processes for making harmful chemical substances harmless, or less harmful, by effecting chemical change in the substances 0
• A62D3/00 » Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances 20
• A62D5/00 » Composition of materials for coverings or clothing affording protection against harmful chemical agents 125
• A62D7/00 » Composition of materials for transparent parts of gas-masks, respirators, breathing bags, or helmets 3
• A62D9/00 » Composition of chemical substances for use in breathing apparatus 34