CA1316664C - Structure d'impermeabilisation
- Google Patents
Structure d'impermeabilisation
Info
Publication number
CA1316664C
CA1316664CCA000598476ACA598476ACA1316664CCA 1316664 CCA1316664 CCA 1316664CCA 000598476 ACA000598476 ACA 000598476ACA 598476 ACA598476 ACA 598476ACA 1316664 CCA1316664 CCA 1316664C
Authority
CA
Canada
Prior art keywords
structure according
membrane
waterproofing
channels
covering material
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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GCP Products UK Ltd
Original Assignee
WR Grace Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WR Grace LtdfiledCriticalWR Grace Ltd
Application grantedgrantedCritical
Publication of CA1316664CpublicationCriticalpatent/CA1316664C/fr