FISHING JAR

     
    Super Fishing Jar

    This is a hydraulic jar with the characteristics of compact structure, reliable seal, high strength and optimum up jarring effect. It is the first selected tool in fishing operation in the case of freeing the sticking point by up jarring. When used with jar intensifier type YJQ, a remarkable jarring effect can be obtained.  

    OD ID Connection       
    3-3/4'' 1 3/32'' 2-3/8REG 4,420  44,960 112,410
    4-1/4'' 1 1/4'' NC31 5,530 56,250 157,370
    4-1/2'' 2'' NC31 7,220 67,440 179,850
    4-3/4'' 2'' NC38 7,220 78,680 202,340
    5-1/2'' 2'' NC38 8,770 89,920 224,820
    6-1/4'' 2 1/4'' NC50 10,840 157,370 337,230
    6-1/2'' 2 1/4'' NC50 10,840 157,370 337,230
    6-5/8'' 2 1/4'' NC50 10,840 168,610 359,710
    7'' 2 23/64'' NC50 10,840 179,850 404,670
    7-3/4'' 3 5/64'' 6-5/8REG 14,450 224,820 472,100
    8'' 3 5/64'' 6-5/8REG 14,450 269,780 562,050
    9'' 3 5/64'' 7-5/8REG 16,500 303,500 674,460

     

    Jar Intensifier

    This Jar Intensifier is designed on  is designed on the principle of compressible fluid.It is used in conjunction with Fishing Jar  and Super Fishing Jar respectively .It is installed above the fishing jar and the drill collar in operation.Its function is to impart acceleration to the up jarring rod so that the optimum upward jarring effect is obtained.  

    OD ID Tool Joint Max. Tensile Load Lbf Updraw full stroke Pulling Load Lbf Max. Stroke
    3-3/4'' 1-1/4'' NC26 112,410 44,960 13
    4'' 1-1/4'' NC31 134,890 56,250 13
    4-1/4'' 1-1/4'' NC31 157,370 56,250 13
    4-1/2'' 1-1/2'' NC31 179,850 67,440 8-1/2
    4-3/4'' 1-1/2'' C38 202,340 78,680 9-1/4
    5-3/4'' 2'' NC40 224,820 89,920 13
    6-1/4'' 2-1/4'' NC50 337,230 157,370 13-1/8
    6-5/8'' 2-1/4'' NC50 359,710 168,610 13-1/8
    7'' 2-3/8'' NC50 404,670 179,850 12-1/2
    7-3/4'' 3'' 6-5/8REG 472,100 224,820 13-1/2
    8'' 3'' 6-5/8REG 562,050 269,780 13-1/2
    9'' 3'' 7-5/8REG 674,460 303,500 13-1/2

     

    Bumper Sub

    Bumper Sub has a longer working stroke and it can deliver an intensive down jarring impact on the stuck point.It is a kind of desirable unfreezing tool in fishing operation.  

    OD ID Tool joint Max. Tensile Load Lbf Max. Stroke
    3-3/4'' 1-1/2'' NC26 112,410 20
    4'' 1-1/4'' 2-3/8REG 134,890 27-1/2
    4-1/2'' 1-1/2'' NC31 179,850 17-5/16
    4-3/4'' 1-1/2'' NC38 202,340 36
    6-1/4'' 2''

    NC50

    337,230 55-1/8
    6-1/2'' 2'' NC50 359,710 55-1/8
    7'' 2-3/4'' NC50 404,670 61-1/8
    8'' 2-3/4'' 6-5/8REG 562,050 63
    9'' 3'' 6-5/8REG 674,460 63
      

     



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