Air spacer
An air spacer comprises a sealing bag and an air sac bag, wherein the sealing bag is arranged in the air sac bag. Liquid raw material A is contained in the sealing bag, solid raw material B is contained in the air sac bag, and the liquid raw material A and the solid raw material B are mixed to gener...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An air spacer comprises a sealing bag and an air sac bag, wherein the sealing bag is arranged in the air sac bag. Liquid raw material A is contained in the sealing bag, solid raw material B is contained in the air sac bag, and the liquid raw material A and the solid raw material B are mixed to generate gas. The air spacer is easy to operate, applicable to deep exploding holes, wide in application range and safe and reliable to use. |
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