Wash Over Pipe And Washover Shoe - Chinaprice: contact company for price
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
- Posted By: Mudanjiang Dongxu Machinery Co.,Ltd
- Phone: 8613614631909
- Address: Dongxu 2st, No.5, Aimin Dis, Mudanjiang , China
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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