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公开(公告)号：US3837401A
公开(公告)日：1974-09-24
申请号：US37847473
申请日：1973-07-12
Applicant: TEXACO INC
CPC classification number: E21B36/00
Abstract: Hot hydrocarbon solvent may be injected into a subterranean hydrocarbon reservoir with little heat loss through the casing walls on the way down to the injection zone by placing tubing inside the casing of an injection well and injecting a hot fluid or vapor into the tubing and a solvent fluid into the annulus between the tubing and casing.
Abstract translation: 热烃溶剂可以通过将管道放置在注入井的壳体内并将热流体或蒸汽注入管道和溶剂中而被注入到地下烃储存器中，通过壳体壁在通向注入区的途中几乎没有热损失 流体进入管和套管之间的环空。
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公开(公告)号：US3774684A
公开(公告)日：1973-11-27
申请号：US3774684D
申请日：1972-02-28
Applicant: TEXACO INC
CPC classification number: E21B36/00
Abstract: Hot fluid may be injected into a subterranean hydrocarbon reservoir with little heat loss through the casing walls on the way down to the injection zone by placing tubing inside the casing of an injection well and injecting a hot fluid or vapor into the tubing and a cold fluid into the annulus between the tubing and casing.
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