E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
31/13
E21B 43/22 (2006.01) C09K 8/60 (2006.01) C09K 17/38 (2006.01)
Patent
CA 1205282
ABSTRACT Process for eliminating clays from rocks and sedimentary environments, in particular rocks that are reservoirs of hydrocarbons, and/or water, and/or natural gas, or bituminous schists, or asphaltic sands, consisting in applying into the said sedimentary environments or rocks organo-silicon compounds of one of these two formulae': Image (A) (B) in which : - n is a whole number between 1 and 1,000 and preferably between 1 and 50; - p,q and r are whole numbers between 0 and 1,000 and pre- ferably between 0 to 50; - R and R' represent a group that is linear aliphatic, ramified or cyclic, saturated or not, ramified hetero- linear or not, saturated cyclic or not, aromatic, hetero- aromatic, aryl-aliphatlc or hetero-aryl-aliphatic, which can be equally functional, or a combination of these va- rious possibilities; R can also be OH, OR or OSiR3; - .SIGMA. being R, or H, or SiR3; - .SIGMA.'being R, and more particularly Me, or OR, or OH, or OSiR3. Application to recovery of oil.
432795
Duffaut Charles N.
Dunogues Jacques P.
Le Ribault Loic
Bonnaval-Lamothe Michel
Boulan Jean
Duffaut Charles N.
Dunogues Jacques P.
Le Ribault Loic
LandOfFree
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