water-keep agent

Studies on Temperature-Resistant and Highly-absorptive Water-shutoff Agent

耐温型、强吸附、新型高效堵水剂的研究

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At First, in view of the characteristic of temperature change at the temperature front during the process of steam injection, the method to control mobility of water phase by chemical agent with special properties was put forward.

其二，开展了蒸汽冷凝水流度控制化学剂筛选与评价。首先，根据蒸汽驱过程中在温度前缘前后温度发生大幅度变化的特性，提出采用具有特殊性质的化学剂来控制冷凝水相的流度。

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The mixture of KNO3/ KOH is used as alkali-fusion agent, the reactants are calcinated in a temperature programming from room-temperature to 650 ℃ and kept for 3 h, the melts were leached by boiled water;

KNO3/KOH作碱熔剂，程序升温至650℃，并恒温3h，然后沸水浸渍；

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The high temperature plug agent made mainly from larch tannin is applied to plugging water at high temperature and adjusting section for oil extraction in oil field.

以改性落叶松栲胶为主料研制的高温堵水剂，适用于油田采油用高温堵水、调剖凝胶。

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We are an agent of water-transferred printing ink, silk screen printing ink and related materials.

我们还代理水转印油墨 、 丝印油墨及整套材料.

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