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  • Wash Over Pipe And Washover Shoe - China

    price: contact company for price

    Wash-over pipe is a specialized tool which is applied to

    wash-over stuck drilling tool so as to remove down hole

    stuck accident. wash-over pipe has a two-step, double-

    shouldered thread joint with flush outside and inside

    diameters. This buttress-type thread assures quick makeup

    and high torsional strength. A wide assortment of sizes is

    available ranging from 3 1/2" to 20".

    Lift plugs are designed to provide an economical method of

    handling wash-over strings. They are available in all thread

    types and sizes, have sufficient shoulder diameter to

    support handling the wash-over string, and can be ordered

    with or without lifting bail.

    Elevator lift subs are used to handle the wash-over string

    and have an upper shoulder as well as reduced neck for

    securing in the elevator.

    MDX rotary shoes are manufactured from specially heat

    treated alloy to provide the ultimate in toughness and

    durability. They are used to cut a clearance between the

    fish and the wall of the well bore. Each shoe is designed to

    fit a particular downhole need and is run on the bottom of

    the wash-over string. Shoe design is dictated by whether it

    cuts on the bottom, on the O.D., on the ID.or on any

    combination of these. When hole size permits, additional

    clearances can be cut by using side ribs to enable greater


    Two basic types are available. The tooth-type shoe (type A)

    is utilized when the bulk of the work entails removing

    formation to free a drill string. The tooth-type shoe is

    also used to wash-over stuck drill collars, drill pipe, and

    tubing whenever the fish does not require milling. The

    burning-type shoe (type B), dressed with Gotcoloy sintered

    tungsten carbide, cuts blades from stabilizers, mills subs

    to a smaller diameter for overshot catch, mills out a

    collapsed section of pipe, mills cutters off of roller-type

    reamers, and breaks up junk lodged in the bottom of the


    Company Contact:

    • Phone: 8613614631909

    • Address: Dongxu 2st, No.5, Aimin Dis, Mudanjiang , China

    • Email: Email

    Published date: February 10, 2014 -

    • Business Description: Mudanjiang Dongxu Machinery Co.,Ltd has been honored with API spec 7 1

      certificate by America Petroleum Institute. Our factory covers an area

      of 20000square meters with a very strong team of technicians and

      researchers, possesses reliable production lines and advanced


      Our products: drilling tools,fishing tools,coring tools, diamond core bit, milling tools and so on. Our team will manufacture from existing designs or collaborate with the customer to design and manufacture to their specifications.

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