发明名称 |
PROCESS AND FLUID TO IMPROVE THE PERMEABILITY OF SANDSTONE FORMATIONS USING A CHELATING AGENT. |
摘要 |
<p>The present invention relates to a process for treating a sandstone formation comprising introducing a fluid containing glutamic acid Î ,Î -diacetic acid or a salt thereof (GLDA) and having a pH of between 1 and 14 into the formation. The invention in addition relates to a fluid and a kit of parts suitable for use in the above process containing glutamic acid Î ,Î -diacetic acid or a salt thereof (GLDA), a corrosion inhibitor, a surfactant, and optionally a mutual solvent.</p> |
申请公布号 |
MX2013006614(A) |
申请公布日期 |
2013.07.29 |
申请号 |
MX20130006614 |
申请日期 |
2011.12.14 |
申请人 |
AKZO NOBEL CHEMICALS INTERNATIONAL B.V. |
发明人 |
CORNELIA ADRIANA DE WOLF;MOHAMED AHMED NASR-EL-DIN MAHMOUD;HISHAM NASR-EL-DIN;ALBERTUS JACOBUS MARIA BOUWMAN;NOBLE THEKKEMELATHETHIL GEORGE |
分类号 |
C09K8/60;C09K8/72;C09K8/86 |
主分类号 |
C09K8/60 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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