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.)
Dowell Schlumberger Canada Inc
Original Assignee
Dowell Schlumberger Canada Inc
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 Dowell Schlumberger Canada IncfiledCriticalDowell Schlumberger Canada Inc
Application grantedgrantedCritical
Publication of CA1216742ApublicationCriticalpatent/CA1216742A/fr
Compositions durcissables de régulation de la perte de circulation pour le remplissage de forme, comprenant des systèmes de ciment sorel non hydrauliques expansés in situ et procédé d'utilisation
Compositions de ciment a durcissement retarde comprenant de la chaux hydratee et de la silice, et methodes de cimentation dans des formations souterraines
Compositions de ciment a durcissement retarde comprenant de la chaux hydratee et de la silice, et methodes de cimentation dans des formations souterraines
Dérivés de bis(aminoalkyl)pipérazine et leur utilisation comme agents de contrôle des ions métalliques et comme agents retardateurs de la prise en masse du ciment