DE271036C - - Google Patents

Info

Publication number

DE271036C

DE271036C DENDAT271036D DE271036DA DE271036C DE 271036 C DE271036 C DE 271036C DE NDAT271036 D DENDAT271036 D DE NDAT271036D DE 271036D A DE271036D A DE 271036DA DE 271036 C DE271036 C DE 271036C

Authority

DE

Germany

Prior art keywords

valve

openings

valves

concrete

bellows

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Active

Links

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• 230000000977 initiatory effect Effects 0.000 claims 1
• 230000001944 accentuation Effects 0.000 description 7
• 239000012528 membrane Substances 0.000 description 5
• 230000000694 effects Effects 0.000 description 4
• 230000001105 regulatory effect Effects 0.000 description 3
• 238000005192 partition Methods 0.000 description 2
• 241000189705 Dunedin group Species 0.000 description 1
• 230000004913 activation Effects 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000004927 clay Substances 0.000 description 1
• 230000001276 controlling effect Effects 0.000 description 1
• 230000000994 depressogenic effect Effects 0.000 description 1