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UNE 22301:1992
APPARATUS FOR THE DETECTION AND MEASUREMENT OF METHANE TO 5% IN UNDERGROUND MINES.
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Technical characteristics
| Publisher | Asociacion Espanola de Normalizacion y Certificacion (AENOR) |
| Publication Date | 07/08/1992 |
| Page Count | 14 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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15/12/2021
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15/03/1964
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Previous versions
08/07/1992
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15/03/1964
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Historical