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Patent Searching and Data


Matches 701 - 750 out of 4,722

Document Document Title
WO/2002/029292A2
A brush seal segment (24) is mounted within a pressure vessel (10) and against an arcuate surface (44) of an element to provide a seal between regions on opposite sides of the seal at different pressures. By vibrating the vessel through ...  
WO/2002/027228A2
A data resource (22) specific to a pipe coupling (18) centrally positioned within the coupling (18), intermediate the coupling ends. Multiple couplings (18) are employed to connect together a string of well pipe (p). The data resource (2...  
WO2001098623B1
An apparatus and method for coupling a tubular member (140) to a preexisting structure (100). The tubular member (140) is anchored to the preexisting structure (100) and an expansion cone (130) is pulled through the tubular member (140) ...  
WO/2002/023076A2
A method of joining two pipe ends, by forming male threads on an end of a first pipe with a steep taper angle, forming matching female threads on an end of a second pipe, and applying adhesive material to the threads before twisting the ...  
WO2000066928A9
The surface areas available for absorbing compressive loading of a threaded connection (30) are increased by increasing the engaged area of a torque shoulder (35) in the connection (30) and by reducing the spacing between the stab flanks...  
WO2001035010A3
A coupling (16) for connecting first and second tubular members, the coupling including a tubular body (28) having a first end portion and a second end portion, a first threaded box formed in the first end portion, a second threaded box ...  
WO/2002/018522A1
The invention concerns a threaded component for a seizure-resistant tubular threaded joint wherein a lubricating substance is deposited in a thin film on at least the surface of the threads of the threading, said surface being treated to...  
WO/2002/016069A1
A combination mechanical and metallurgical connection is provided for joining members such as conduits (10, 20) wherein amorphous diffusion bonding material (40) is placed at mating or abutting surfaces (34, 36) in the mechanical joint, ...  
WO/2002/012769A1
A flush-type integral threaded joint with truncated-cone threads, with two sealing surfaces 11', 12', 11'', 12'') set at the end of the threaded portions (7, 8), and with two annular sealing shoulders (5', 6', 5'', 6''). The two threaded...  
WO/2002/010630A1
A tool joint having a monolithic body (12) with a bore (14) therethrough and a threaded section (20) at a first end of the body (18) for connecting with a complementary threaded member and a neck portion (22) of the second end (21) of th...  
WO/2002/008566A1
Male and female coupling members (120, 130) for a drill string (10) have abutment faces (122, 132), fitted with torque reducing rings (124, 135) of low-friction, material, and multi-start threads (140, 150), with higher lead angles $m(W)...  
WO/2002/006715A1
Pipe integral threaded joint formed by a male element (1) and a female element (2) respectively placed on the external surface and on the internal surface of two truncated cone-shaped parts of the threading (6, 7, 8, 9) having the same c...  
WO/2002/006716A1
The invention is a system (11) for transmitting data through a string of down-hole components. In accordance with one aspect of the invention, the system (11) includes a plurality of down-hole components, such as sections of pipe in a dr...  
WO2001053424A3
The invention relates to a flowable to pasty pipe thread sealing agent which has permanent adhesive properties and which is highly loaded with synthetic and/or natural fiber fillers of extremely varying cut lengths. According to the type...  
WO/2002/001102A1
The invention concerns a threaded joint to be expanded, comprising a lip (5) at the end of the male element (1) and a housing for said lip on the female element (2) to make the threaded joint capable of being sealed and of having a maxim...  
WO/2001/098623A1
An apparatus and method for coupling a tubular member (140) to a preexisting structure (100). The tubular member (140) is anchored to the preexisting structure (100) and an expansion cone (130) is pulled through the tubular member (140) ...  
WO/2001/098144A1
A threaded connecting assembly includes a first threaded connecting member (32) having a body portion (4), an end portion, a bore extending axially from the end portion enabling the passage of a fluid through the body portion, and a plur...  
WO/2001/098620A1
The invention concerns a male threaded joint (1) tipped with a male lip (18)having a male seating face (13) and a male stop (14) transverse surface (16) proximate to the male seating face; and a female threaded element (21) comprising, f...  
WO/2001/094830A1
A shoulder ring (10) for installing in the J-space between the installed pin ends within a coupling collar is taught having a body with a central opening therethrough, a first end face (12) on the body, an opposite end face (14) on the b...  
WO/2001/094832A1
A pipe joint, comprising a shape having a stub side clearance (C) of 0.5-1.0 mm, a stub side thread angle ($g(u)) of 15-60, the top and bottom faces of a thread positioned parallel with an axis, and a radius (R) at a male thread stub sid...  
WO/2001/094831A1
A taper threaded joint, wherein a clearance (L¿1?[mm]) between the thread top face (1a) of a tapered male thread (1) and the thread bottom face (2b) of a tapered female thread (2) or a clearance (L¿2?[mm]) between the thread bottom fac...  
WO/2001/086185A1
A method of tightening a special joint having a screwless metal sealing surface and a screwless shoulder part, comprising the steps of setting the ratio of a shoulderng torque at the time of impactive contact on the screwless shoulder pa...  
WO2000066929A9
The ends of drill pipe sections are connected together with a connection that mechanically locks the sections against relative rotational movement. The connection includes a pin member (12) on the end of one of the tubular sections that ...  
WO/2001/075345A1
The invention concerns a threaded tubular element (2) having a bevel such as a groove (30) produced in the material beneath the thread (4), to decrease the stiffness of the wall at the first engaged threads (22). The groove (30) enables ...  
WO/2001/075346A1
The invention concerns a threaded tubular element whereof the thread comprises at least a tangential connecting zone with multiple radii (21) at the thread root, in particular on the bearing flank (13). Said zone (21) comprises a main ar...  
WO/2001/075347A1
A threaded oil well pipe fitting of integral system capable of assuring a joint efficiency to withstand a practical use as an oil well pipe fitting for deep well, reducing the outside diameter thereof, and increasing a bending resistance...  
WO/2001/066288A1
A method of assembling pipe joints in a pipe string allows the circumferential orientation of a first pipe (13) in the pipe string to be determined relative to a second pipe (13) in the pipe string. Each pipe joint has a coupling member ...  
WO/2001/066903A1
An improved thin walled threaded spacer (20) for use in preventing thread galling in adjacent sections of drill pipe (22) in a drill string is formed by mechanically deforming a strip of copper/beryllium alloy containing 2 % beryllium to...  
WO/2001/064492A1
The invention concerns a connector to connect two parts of a brake conduit where the connector permits axial movement without variation of the volume of the conduit. The connector is used in the suspension fork of a motorcycle. The brake...  
WO/2001/065058A1
The present invention relates to a thread joint and a drill element for percussive drilling wherein flushing water is used, comprising at least one substantially cylindrical external thread as well as a substantially cylindrical internal...  
WO/2001/057425A1
Socket (7) to be fitted on a pipe (1) and, respectively, coupling piece for joining two pipes. The pipe is provided, close to the end thereof, with a stepped-down section (4) on which a screw thread (5) is made. The transition to the mai...  
WO/2001/053424A2
The invention relates to a flowable to pasty pipe thread sealing agent which has permanent adhesive properties and which is highly loaded with synthetic and/or natural fiber fillers of extremely varying cut lengths. According to the type...  
WO/2001/051840A1
A screw-threaded joint for a pipe has a male portion (10) and a female portion (12), having complementary screw threads (11, 13). The male thread (11) extends to a position adjacent a complementary stop shoulder (18) on the female portio...  
WO/2001/050056A1
By a method for the assembly of two carcass ends (1, 3), each of which consists of common, wound profiles, the end areas of the carcass pipes' common profiles are fixed. The fixing is carried out by a punctiform deformation process, whic...  
WO/2001/048411A1
A screw joint having a box part and a pin part used for screw-tightening oil well pipes which prevents a stress acting on the outer surface of the box part from exceeding the yield strength of a joint base metal so that stress corrosion ...  
WO/2001/038685A1
The present invention relates to a male portion a thread joint and a male portion for percussive drilling. The threaded joint includes at least one generally cylindrical external thread (14) and one generally cylindrical internal thread ...  
WO2001004520A8
Methods and apparatus are provided for obtaining a secure mechanical connection and a pressure-tight seal in the overlapping area of two telescoping tubular bodies (26 and 27). The two bodies, including the overlapping area, are radially...  
WO/2001/038771A1
The invention relates to a transition element (1) for use between two line systems having different connection elements. The aim of the invention is to be able to utilize the advantages of plug-in screw fittings in vacuum technology. To ...  
WO/2001/034936A1
The invention relates to a tube connection comprising a tappet element (2) that is provided with a conical outside thread section that is arranged between an outer shoulder and a front face (10) of the tappet, a thread-free section that ...  
WO/2001/035010A2
A coupling (16) for connecting first and second tubular members, the coupling including a tubular body (28) having a first end portion and a second end portion, a first threaded box formed in the first end portion, a second threaded box ...  
WO/2001/033131A1
A pipe joint comprising a first pipe (1) having an externally threaded end (2), a second pipe (10) having an externally threaded end (12), a first liner (5) extending into the first pipe (1) with a portion (6) protruding from the end of ...  
WO/2001/029476A1
The invention concerns a threaded joint for tubes designed in particular for oil and gas industry and tube assemblies produced from said joint. Said joint comprises a male element (1) arranged at the end of a first tube (3) and a female ...  
WO/2001/029475A1
A threaded pipe connection (15) formed with open type wedgethreads that can: seal high pressure liquid or gas; provide selectively, up to full pipe strength; assures repeated makeup to the desired position of full makeup within a wide to...  
WO/2001/026839A1
A method of detecting thread wear for drill pipe and drill casing that are connectable end-to-end at threaded joint connections which includes the providing of a pair of pipe joints (11B, 12B) to engage upon assembly. A projection (30) i...  
WO/2001/024723A1
The invention relates to elements (17a, 17b) to be linked by means of a screw connection (17), one of said elements being provided with a threaded port (18) and the other one with a threaded spindle (19). Said threaded port (18) is provi...  
WO/2001/016516A1
A threaded joint for an oil well pipe, characterized as having a screw part and/or a metal-metal contacting part with no screws which have, formed thereon, 1) a lubricating coating of an inorganic polymer having a skeleton of M (metal at...  
WO/2001/011182A1
A drill string includes a plurality of tubular members each having a connection with a pin connector and a box connector on adjacent tubular members. The pin connector has an external thread with negative load flanks (352) and positive s...  
WO/2001/011181A1
A lubrication system and method for dispensing a lubricant to threads of a drill rod and/or a spindle of a horizontal directional drilling (HDD) machine during a rod loading or unloading operation employs a pumping system having a lubric...  
WO/2001/007815A1
The invention concerns an assembly comprising a tube made of composite material including carbon fibres embedded in a resin, whereof one end is provided with a sleeve (30) made of plastic material such as polyamide optionally provided wi...  
WO/2001/004520A1
Methods and apparatus are provided for obtaining a secure mechanical connection and a pressure-tight seal in the overlapping area of two telescoping tubular bodies (26 and 27). The two bodies, including the overlapping area, are radially...  

Matches 701 - 750 out of 4,722