JPS6226399B2 - - Google Patents

Info

Publication number

JPS6226399B2

JPS6226399B2 JP5563281A JP5563281A JPS6226399B2 JP S6226399 B2 JPS6226399 B2 JP S6226399B2 JP 5563281 A JP5563281 A JP 5563281A JP 5563281 A JP5563281 A JP 5563281A JP S6226399 B2 JPS6226399 B2 JP S6226399B2

Authority

JP

Japan

Prior art keywords

face

rotating shaft

excavation

screw conveyor

face chamber

Prior art date

1981-04-15

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.)

Expired

Links

• Espacenet
• Global Dossier
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• 238000009412 basement excavation Methods 0.000 claims description 15
• 239000000463 material Substances 0.000 claims description 12
• 239000002689 soil Substances 0.000 claims description 8
• 238000005553 drilling Methods 0.000 claims description 2
• 238000010276 construction Methods 0.000 claims 1
• 238000005243 fluidization Methods 0.000 claims 1
• 239000000203 mixture Substances 0.000 claims 1
• 230000001737 promoting effect Effects 0.000 description 8
• 238000005192 partition Methods 0.000 description 5
• 238000000034 method Methods 0.000 description 3
• 229910000278 bentonite Inorganic materials 0.000 description 2
• 239000000440 bentonite Substances 0.000 description 2
• SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
• 239000003673 groundwater Substances 0.000 description 2
• 230000002093 peripheral effect Effects 0.000 description 2
• 230000032258 transport Effects 0.000 description 2
• 239000004927 clay Substances 0.000 description 1
• 239000012530 fluid Substances 0.000 description 1
• 238000002347 injection Methods 0.000 description 1
• 239000007924 injection Substances 0.000 description 1
• 239000011435 rock Substances 0.000 description 1
• 239000004576 sand Substances 0.000 description 1