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Pipe Joints Or Couplings > Particular Interface > Tapered

Tapered

Tapered patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

05/29/14 - 20140145432 - Landing pipe
A landing pipe is disclosed. The pipe includes a first tool joint, a second tool joint, and a main section extending from the first tool joint to the second tool joint, the main section having a first portion and a second portion. The first tool joint outer diameter is greater...

04/24/14 - 20140110935 - Pipe joint structure for exhaust gas treatment device for industrial vehicle
A pipe joint structure for an exhaust gas treatment device for an industrial vehicle that can absorb an external force and that can facilitate a fine adjustment of a gap formed at the pipe joint part for introducing the outside air into the pipe joint part. A diesel particulate filter...

02/27/14 - 20140054887 - Tubular connector having a secondary shoulder
A tubular connector secures two coaxial tubulars using a box and pin connection. A pin end tubular member having an axis and a pin end inserts into a box end tubular member having a box end. A pin end flange formed on an outer diameter of the pin end tubular...

02/27/14 - 20140054888 - Hammer union assembly, hammer union seal therefor and method of constructing a hammer union seal
A hammer union seal assembly, hammer union seal and method of construction thereof is provided. The method of constructing the hammer union seal includes forming an annular rubber ring having a cylindrical inner surface and a cylindrical outer surface, with the cylindrical outer surface extending between opposite corner edges. The...

02/20/14 - 20140049044 - Ferrule with internal recess and cylindrical wall
A ferrule for a metal tube fitting includes an annular body having a generally cylindrical radially interior wall extending through the center of the ferrule. An outer radial wall extends from the ferrule front end to a rearward flange portion of the annular body. The outer radial wall has: a...

08/22/13 - 20130214529 - Hybrid tube connector port
A hybrid port comprising a bore having a diameter, a first tapered surface having a cone angle α in the range of approximately 37° to approximately 45°, a second tapered surface having a cone angle β of approximately 12°, the first tapered surface disposed immediately proximate to the bore, and...

05/02/13 - 20130106102 - Torque enhanced threaded connection
Apparatus and method for increasing the torque capacity of threaded connections between tubular members. The apparatus may include a first tubular end coupled with a second tubular end, and a torque member wherein the torque member is torqued against the second tubular member and wherein tapered surfaces are engaged between...

04/18/13 - 20130093185 - Threaded connection and process for obtaining it
A female component for a tubular hydrocarbon working string subjected to dynamic bending strength includes a tapered female threading cooperating with a male threading to form a rigid mutual connection of tubular elements, a free end and female sealing surface disposed between the free end and the female threading, the...

03/07/13 - 20130056978 - Fluid coupling
An integrally formed male tube end configured for selective engagement to a female port surface to create a fluid seal is provided. The tube end has a leading edge, an outer wall, and an inner wall. The outer wall of the male tube end includes a male tapered surface, a...

10/04/12 - 20120248765 - Universal pipe connection and method
A minimum diameter full-strength pipe connection of low cost is disclosed for all services....

09/20/12 - 20120235404 - Assembly for producing a threaded connection, method for making up and breaking out said connection and use of said connection in a work over riser
An assembly for producing a threaded connection, including first and second tubular components with an axis of revolution, each including at one end a male threaded zone produced on the external circumferential surface, the ends each finishing in a terminal surface forming a direct drive dog clutch device to fix...

09/06/12 - 20120223520 - High pressure fitting with self-releasing ferrule
A fitting assembly is provided having a nut and a self-releasing ferrule, which in certain embodiments may be assembled by an operator. The nut and ferrule of the fitting assembly have passageways therethrough for receiving and removably holding tubing....

07/05/12 - 20120169045 - Screwed pipe joint and method for the production thereof
A screwed pipe connection for connecting a pipeline including a connection end having a formed wall region. The screwed pipe connection includes a connection part and a union joint part. Proceeding from the end face of the connection end of the pipeline, an outside cross-section of the pipeline increases and...

06/14/12 - 20120146327 - pipe connection
Adjustment of stresses within a threaded connection having radial thread interference is taught by forming the box and pin threads on different axial pitches before assembly, so as to result in a preferred stress pattern after assembly. Also taught, is how to shape thread forms so as to avoid galling...

05/17/12 - 20120119489 - Tightly threaded joint for oil field pipes
The invention relates to building and operating vertical, controlled, directional and horizontal holes of oil and gas fields with difficult operating conditions, and can be used for process casing pipes. The inventive tightly threaded joint for oil field pipes comprises male and female pipes with a conical thread and stop...

04/12/12 - 20120086202 - Connecting device with locking by threaded claws and connector comprising such a device
A connecting device for transmitting pressurized fluids to a conduit having a connecting end provided with an engaging profile and wherein the device includes a tubular body having a longitudinal axis and a control member slidable relative to the tubular body and at least one coupling member positioned between the...

03/29/12 - 20120074691 - High pressure make and break fluidic seal system
A seal system is provided for pressurized, automated, make and break, fluidic connections utilizing a male member configured to with an end portion formed to allow the male member to be inserted into a female member in a position offset from the central axis of a recess in the female...

03/01/12 - 20120049514 - Set for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
A set for producing a threaded connection and a threaded connection. The set includes first and a second tubular components with an axis of revolution, one of their ends including a threaded zone formed on the external or internal peripheral surface of the component depending on whether the threaded end...

12/22/11 - 20110309615 - Fitting with adapted engaging surfaces
A fitting assembly is provided with a first fitting component having a stepped wall surface; and a second fitting component radially spaced from the first fitting component when the fitting assembly is in a finger tight condition prior to pull-up. When the second fitting component is displaced into contact with...

06/23/11 - 20110148102 - Liquid phase diffusion bonded pipe joint and method of production of same (as amended)
A liquid phase diffusion bonded pipe joint comprised of metal pipes or a metal pipe and a joint pipe joined by liquid phase diffusion bonding, and a method of production of the same, the liquid phase diffusion bonded pipe joint comprised of a metal joint provided with a tapered slanted...

12/30/10 - 20100327577 - Fitting connection
A fitting connection for a capillary has a sealing bushing, a compression bushing, and a backing bushing. The backing bushing has a bore for pressing the sealing bushing and the compression bushing into the backing bushing, and the sealing bushing and the compression bushing are each provided with a central...

03/11/10 - 20100059993 - Capillary column connector
A capillary column connector comprising a metal connector main body having a first column installation port into which a first capillary column is inserted, a second column installation port into which a second capillary column is inserted, an internal space, in which are arranged the tip of the first capillary...

05/07/09 - 20090115188 - Systems and methods for making connections between pipe sections to form a conduit that is substantially free of gaps
Systems and methods for making connections between pipe sections. In one embodiment, a pipe connection consists of a pair of flanges having conically tapered sealing surfaces and a tapered seal ring. A first one of the flanges has a male nose extending forward from the face of the flange, while...