桥塞

可插入式桥塞在二次固井中的应用

Application of the intromittent bridge plug in quadric well cementation

套管变形井小直径桥塞的研制与应用

Development and application of small - diameter bridge plug in casing deformation

Halliburton可回收式机械桥塞，在上返测试打捞起钻过程中易出现自动丢手现象。

Halliburton retrievable mechanical plug is liable to set automatically during testing upward , picking and hoisting string .

QSA型可捞可钻式桥塞的设计与使用

Design and application of model QSA fishable-drillable bridging plug

LH-I型液体桥塞的研制及应用

Development and application of LH-I liquid bridge

用新型耐热火药为化学动力源构建的桥塞座封工具装药结构，在高温、常温条件下能可靠完成桥塞座封操作，其使用性能与美国Baker公司相应产品相当。

Using the new heat-resistant propellant as the chemical motivity of the bridge plug sitting tool , the charge configuration is designed , the bridge plugging operation is reliably accomplished in high and normal temperature condition , and the usage property corresponds with the product of the Baker corporation .

依据该工具特点，对原有封窜工艺进行了合理优化，形成了Y453挤水泥桥塞封窜工艺。

On the basis of the tool 's features and optimizing primary technology , the plugged channeling technology by using the Y453 squeeze cementing bridge plug is formed .

可捞式桥塞分层压裂工艺试验

Separate layer fracturing techn - ology testing with retrievable bridge plug

水泥塞定位器的研制与应用可取式挤灰桥塞的研制与应用

The development and application of the retrievable bridge plug of cement squeeze

压裂实验法评价裂缝性桥塞堵漏

The method of fracturing experiment for evaluating the bridging plug of fracture

利用可捞式油管桥塞不压井更换井口闸门技术

Changing valve through fishable pipe bridge plug without killing well

一种新型可取式桥塞的研制与应用

Development and application of a new removable bridge plug

通常使用的电缆桥塞施工复杂、成本高；

An Accustomed wire bridge plug with high cost may be complex to operate .

桥塞挤水泥工艺及其应用

Cement squeeze technology with cement retainer and application

氧活化测试在判断桥塞窜层中的应用

Application of Oxygen Activation Test in Identification of Communication between Zones of Bridge Plug

用挤水泥桥塞解决这类问题则是一种行之有效的手段。

Using squeeze cementing bridge plug to solve these problems is a effective method .

可钻式桥塞的另一种处理方法

A disposal method of drillability bridge plug

后因恢复生产需打捞桥塞及其下部落鱼。

For restoring production , it is required to fish the bridge plug and fishes .

小直径桥塞及注灰一体化工艺管柱设计与应用

Design and application of integrative technical string with small diameter bridge plug and cement injecting tool

阀式桥塞工艺技术的应用

Applications of Valve Bridging Technology

热采桥塞堵水验封管柱的创新与应用淤泥堵塞了下水道。

Development and Application of Bridge-plug Sealing Detection String in Thermal Production Well Mud choked the drainpipe .

据此提出了下桥塞时施工工艺的指导性意见。

On the basis of it , some guidelines are proposed for the construction process during running bridge plug .

因落鱼腐蚀严重，不能采用传统磨铣桥塞的方法。

Because the fishes are corroded seriously , the traditional method of milling bridge plug can 't be adopted .

经现场试验表明，该桥塞是一种安全可靠、结构简单、性能稳定的井下封堵工具。

Field tests have demonstrated that this bridge plug is a safe and reliable down-hole plugging tool with simple structure .

该桥塞主要由打捞机构、平衡旁通、密封机构、锚定机构、坐封解封机构、锁紧机构等部分组成。

The plug is composed of a fishing mechanism , balance bypass , sealing mechanism , anchoring mechanism and locking device .

通过化学凝胶和桥塞堵漏剂进行复配，形成复合化学凝胶堵漏技术。

To solve the problem , a new composite gelled material was developed , and the composite gel sealing technology was formed .

针对目前油田沿用的常规挤水泥工艺所存在的问题，设计了桥塞挤水泥工艺。

In the light of the problems with the conventional cement squeeze technology , the technology for cement squeeze withcement retainer is designed .

可以为截止阀、活塞或旋启式止回阀阀瓣提供弹性镶嵌物。利用可捞式油管桥塞不压井更换井口闸门技术

Resilient inserts are available for globe , piston and swing check discs . Changing valve through fishable pipe bridge plug without killing well

调整固相粒子级配，根据油层孔喉半径选择粒径与之相当的刚性粒子作桥塞粒子。

Adjust the size of solid particle according to the size of pore throat and select the rigid particle as the bridge particle .

将桥塞下入模拟试验井进行坐封、解封、耐密封模拟试验，结果表明，它能承受较高的上、下压力，具有坐封可靠，解封方便等特点。

The test results indicate that this bridge plug can bear high pressure and has such properties as reliable setting and convenient releasing , etc.