US409288A
(en)
*
|
|
1889-08-20 |
|
Tap and bushing for barrels |
US360663A
(en)
*
|
|
1887-04-05 |
|
Method of forming joints in sheet-metal tubes |
US600988A
(en)
*
|
|
1898-03-22 |
|
Coupling |
US186503A
(en)
*
|
|
1877-01-23 |
|
Improvement in lightning-rod-connecting clips |
US808027A
(en)
*
|
1904-08-26 |
1905-12-19 |
John Lamond |
Boiler-flue fastening.
|
US992516A
(en)
*
|
1910-02-02 |
1911-05-16 |
James J Mulconroy |
Flexible tube.
|
US1125067A
(en)
*
|
1914-01-09 |
1915-01-19 |
Bradley W Bell |
Coupling.
|
US1141151A
(en)
*
|
1914-06-06 |
1915-06-01 |
Nat Tube Co |
Pipe-coupling.
|
US1280170A
(en)
*
|
1917-05-25 |
1918-10-01 |
New York Belting And Packing Company |
Hose and method of making same.
|
US1363353A
(en)
*
|
1919-01-07 |
1920-12-28 |
Malcolm D Riker |
Thread-bushing
|
US1344028A
(en)
*
|
1919-07-01 |
1920-06-22 |
Arno A Ewald |
Gasket for inflation-tube connections
|
US1378015A
(en)
*
|
1920-04-30 |
1921-05-17 |
Erickson Frederic Wm |
Conduit-pipe coupling
|
US1489065A
(en)
*
|
1922-03-09 |
1924-04-01 |
James P Clifton |
Pipe coupling
|
US1543963A
(en)
*
|
1923-07-25 |
1925-06-30 |
Crane Packing Co |
Metallic packing
|
US1746701A
(en)
*
|
1926-08-03 |
1930-02-11 |
Goodyear Tire & Rubber |
Flexible conduit and method of making the same
|
US1797180A
(en)
*
|
1927-12-01 |
1931-03-17 |
Goodyear Tire & Rubber |
Apparatus for curing tire flaps
|
US1840312A
(en)
*
|
1928-02-21 |
1932-01-12 |
Russell P Dunmire |
Threadless connecter
|
US1802403A
(en)
*
|
1928-03-24 |
1931-04-28 |
New York Air Brake Co |
Angle cock
|
US1832713A
(en)
*
|
1930-06-11 |
1931-11-17 |
Norlein Res Lab Inc |
Pipe thread packing sleeve
|
US1942518A
(en)
*
|
1933-06-22 |
1934-01-09 |
Pittsburgh Steel Co |
Pipe joint
|
US2145168A
(en)
*
|
1935-10-21 |
1939-01-24 |
Flagg Ray |
Method of making pipe joint connections
|
US2106595A
(en)
*
|
1936-01-11 |
1938-01-25 |
Hugh H Eby Inc |
Electrical terminal
|
US2204586A
(en)
*
|
1938-06-15 |
1940-06-18 |
Byron Jackson Co |
Safety tool joint
|
US2296198A
(en)
*
|
1938-09-22 |
1942-09-15 |
Boynton Alexander |
Threadless drill stem
|
US2289271A
(en)
*
|
1939-01-03 |
1942-07-07 |
Kane Boiler Works Inc |
Pipe connection
|
US2407552A
(en)
*
|
1944-07-01 |
1946-09-10 |
Anthony F Hoesel |
Pipe thread gasket
|
US2500276A
(en)
*
|
1945-12-22 |
1950-03-14 |
Walter L Church |
Safety joint
|
US2552794A
(en)
*
|
1946-03-08 |
1951-05-15 |
United Carr Fastener Corp |
Nut device
|
US2613959A
(en)
*
|
1948-12-03 |
1952-10-14 |
Brockway Company |
Coupling for threadless pipes
|
US2766054A
(en)
*
|
1952-09-29 |
1956-10-09 |
Nat Clay Pipe Res Corp |
Threaded joint-sealing gasket rings for molded pipe
|
US2762638A
(en)
*
|
1952-10-25 |
1956-09-11 |
Cicero C Brown |
Stripper and seal device for well heads
|
US2810400A
(en)
*
|
1954-08-24 |
1957-10-22 |
American Autolastic Corp |
Reinforced flexible duct
|
US2885225A
(en)
*
|
1955-02-17 |
1959-05-05 |
Drilco Oil Tools Inc |
Drill pipe coupling having particular thread formations
|
US2825584A
(en)
*
|
1955-11-18 |
1958-03-04 |
Exxon Research Engineering Co |
Threaded pipe coupling with bushing
|
US2931670A
(en)
*
|
1956-10-01 |
1960-04-05 |
Walter L Church |
Fluid tight pipe joint with replaceable means for preventing overtightening
|
US3013820A
(en)
*
|
1957-09-23 |
1961-12-19 |
Phillips Petroleum Co |
Ethylene polymer pipe coupling having particular thread formations
|
US3453359A
(en)
*
|
1958-06-12 |
1969-07-01 |
Pennsylvania Fluorocarbon Co I |
Process for making corrugated tubing
|
GB862795A
(en)
*
|
1958-06-12 |
1961-03-15 |
Bodin Girin & Cie Tissus Ind |
Tubular members provided with corrugated walls and method for producing same
|
US3218210A
(en)
*
|
1958-12-26 |
1965-11-16 |
Dayco Corp |
Method of making reinforced flexible hose
|
US3069187A
(en)
*
|
1959-06-12 |
1962-12-18 |
Parker Hannifin Corp |
Coupling for tubes
|
US3139293A
(en)
*
|
1959-10-16 |
1964-06-30 |
Imp Eastman Corp |
Tube fitting having means to indicate complete assembly positions
|
US3062568A
(en)
*
|
1959-10-20 |
1962-11-06 |
Alf S Andresen |
Safety screw thread arrangement
|
US3287813A
(en)
*
|
1961-12-04 |
1966-11-29 |
Crawford Fitting Co |
Gauge for coupling components
|
US3233921A
(en)
*
|
1963-08-06 |
1966-02-08 |
Imp Eastman Corp |
Swivel joint with locking ring
|
US3208757A
(en)
*
|
1963-10-23 |
1965-09-28 |
Pyramid Ind Inc |
Joint for plastic pipe
|
US3395934A
(en)
*
|
1965-10-22 |
1968-08-06 |
Rosan Jose |
Fittings for high pressure fluid lines
|
US3388752A
(en)
*
|
1966-07-25 |
1968-06-18 |
Ventura Tool Company |
Combination piledriver and drivable threaded pipe sections
|
US3447820A
(en)
*
|
1967-04-17 |
1969-06-03 |
Auto Research Corp |
Compression fitting particularly for fluid-distributing systems
|
US3442536A
(en)
*
|
1968-05-09 |
1969-05-06 |
Rockwell Mfg Co |
Pipe joint having circumferentially spaced teeth coupling means
|
US3648548A
(en)
*
|
1969-08-06 |
1972-03-14 |
Toyoda Machine Works Ltd |
Method for producing cutting tools
|
US3880451A
(en)
*
|
1970-03-13 |
1975-04-29 |
Robert B Kinzbach |
Force transmitting coupling
|
US3916505A
(en)
*
|
1970-06-02 |
1975-11-04 |
Compoflex Co Ltd |
Method of making flexible hose
|
GB1303507A
(de)
*
|
1970-06-02 |
1973-01-17 |
|
|
US3687493A
(en)
*
|
1971-03-01 |
1972-08-29 |
Exxon Production Research Co |
Threaded connection
|
JPS5211765B2
(de)
*
|
1972-03-31 |
1977-04-02 |
|
|
IT969732B
(it)
*
|
1972-09-28 |
1974-04-10 |
Techno Chemie Kessler U Co Gmb |
Tubo flessibile di materia artifi ciale armato e procedimento per la sua fabbricazione
|
US3813115A
(en)
*
|
1972-10-27 |
1974-05-28 |
Johns Manville |
Plastic pipe thrust resistant joint
|
US3876319A
(en)
*
|
1973-03-23 |
1975-04-08 |
Skil Corp |
Fastening means for two-piece core bit
|
US3841668A
(en)
*
|
1973-05-21 |
1974-10-15 |
Genova Inc |
Pipe coupling
|
US3857349A
(en)
*
|
1973-07-19 |
1974-12-31 |
Amp Inc |
Method for fabricating a threaded tap by stamping
|
US4098298A
(en)
*
|
1973-12-14 |
1978-07-04 |
Herbert Vohrer |
Hose
|
JPS51160216U
(de)
*
|
1975-06-14 |
1976-12-20 |
|
|
US4022497A
(en)
*
|
1976-01-09 |
1977-05-10 |
Imperial-Eastman Corporation |
One-piece nut and sleeve for improved tube fitting
|
US4094539A
(en)
*
|
1976-08-09 |
1978-06-13 |
Vetco, Inc. |
Rigid connector and piling
|
US4074912A
(en)
*
|
1976-09-20 |
1978-02-21 |
Vetco Offshore Industries, Inc. |
Releasable rigid pile connector apparatus
|
US4127927A
(en)
*
|
1976-09-30 |
1978-12-05 |
Hauk Ernest D |
Method of gaging and joining pipe
|
US4154466A
(en)
*
|
1977-01-03 |
1979-05-15 |
Centron Corporation |
Pipe section and coupling
|
US4124229A
(en)
*
|
1977-05-04 |
1978-11-07 |
Vetco, Inc. |
Rigid connector for pipe and method of making the same
|
US4124232A
(en)
*
|
1977-05-04 |
1978-11-07 |
Vetco, Inc. |
Rigid pipe connector with lock elements and method of making the same
|
US4196031A
(en)
*
|
1978-03-10 |
1980-04-01 |
Titeflex Corporation |
Method of making a preformed semirigid plastic hose wrapped with a wire spiral
|
US4342612A
(en)
*
|
1978-03-10 |
1982-08-03 |
Titeflex Corporation |
Method of making a preformed semirigid plastic hose wrapped with a wire spiral
|
US4352614A
(en)
*
|
1980-07-23 |
1982-10-05 |
Microdot Inc. |
Tamper resistant threaded fastener
|
US4444421A
(en)
*
|
1980-11-12 |
1984-04-24 |
Varco International, Inc. |
Driveable pile connections
|
ATE18788T1
(de)
*
|
1982-01-12 |
1986-04-15 |
Stroedter Wilhelm Masch |
Schutzkappe und schutznippel fuer oelfeldrohre.
|
EP0159300A1
(de)
*
|
1984-03-30 |
1985-10-23 |
Stig Westman |
Reparaturhülse für Rohre
|
SE469602B
(sv)
*
|
1985-04-04 |
1993-08-02 |
Sandvik Ab |
Skarvgaenga foer slagborrning
|
FR2599812B1
(fr)
*
|
1986-06-04 |
1988-12-02 |
Vallourec |
Joint pour tubes destines a l'industrie petroliere
|
US4804019A
(en)
*
|
1987-02-12 |
1989-02-14 |
Kramer Jr Vance M |
End adaptor for flexible corrugated tube
|
US4878794A
(en)
*
|
1988-03-15 |
1989-11-07 |
John W. Hall, Jr. |
Collated screw fasteners
|
JP2767427B2
(ja)
*
|
1988-07-05 |
1998-06-18 |
三菱樹脂株式会社 |
コルゲート管の製造方法
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US5182147A
(en)
*
|
1988-10-14 |
1993-01-26 |
Dantec Ltd. |
Composite hose
|
US5083821A
(en)
*
|
1990-12-05 |
1992-01-28 |
Itt Corporation |
Extreme temperature thread sealing method and apparatus
|
US5195785A
(en)
*
|
1991-11-18 |
1993-03-23 |
Jellison Billy L |
Adapter for customizing gas tank fill fittings
|
US5257733A
(en)
*
|
1992-07-14 |
1993-11-02 |
Brush Wellman Inc. |
Process for thermodynamically treating a region joining two members and product thereof
|
US5217158A
(en)
*
|
1992-07-14 |
1993-06-08 |
Brush Wellman, Inc. |
Process for thermodynamically treating a region joining two members
|
US5350202A
(en)
*
|
1992-08-05 |
1994-09-27 |
Smith Fiberglass Products Inc. |
Method and apparatus for attaching lengths of fiberglass reinforced plastic pipe
|
IT1275632B1
(it)
*
|
1994-07-13 |
1997-10-17 |
Agip Spa |
Procedimento per valutare le caratteristiche di attrito di un giunto filettato
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US5485870A
(en)
*
|
1994-12-05 |
1996-01-23 |
Kraik; Newell P. |
Wire wrapped composite spiral hose and method
|
US5813428A
(en)
*
|
1996-05-16 |
1998-09-29 |
Wcm Industries, Inc. |
Combination wall hydrant and backflow preventor
|
DE19854591C1
(de)
*
|
1998-11-26 |
2000-08-31 |
Hewing Gmbh |
Schraubverbindung für Rohre
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US6371224B1
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*
|
2000-03-09 |
2002-04-16 |
Brush Wellman, Inc. |
Threaded spacer
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MXPA03000623A
(es)
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2000-07-21 |
2003-05-14 |
Todd Andrew Haines |
Acoplamientos para cuerdas para taladro rotatorio.
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GB0116120D0
(en)
*
|
2001-06-30 |
2001-08-22 |
Maxwell Downhole Technology Lt |
Insulating device and assembly
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US6685236B2
(en)
*
|
2002-06-28 |
2004-02-03 |
Weatherford/Lamb, Inc. |
Helically wound expandable tubular insert
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US6991268B2
(en)
*
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2002-07-03 |
2006-01-31 |
Spears Manufacturing Co. |
Pipe fitting having over-sized strengthened starter threads
|