RO73090B - Racord special - Google Patents
Racord specialInfo
- Publication number
- RO73090B RO73090B RO85693A RO8569376A RO73090B RO 73090 B RO73090 B RO 73090B RO 85693 A RO85693 A RO 85693A RO 8569376 A RO8569376 A RO 8569376A RO 73090 B RO73090 B RO 73090B
- Authority
- RO
- Romania
- Prior art keywords
- special connection
- coupling
- solidarized
- semicircles
- plug
- Prior art date
Links
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1085—Wear protectors; Blast joints; Hard facing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/24—Brasses; Bushes; Linings with different areas of the sliding surface consisting of different materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Cable Accessories (AREA)
Abstract
Racord, conform revendicarii 1, caracterizat prin aceea ca, într-o zona (h) de forma cilindrica a mufei (1), este practicat la exterior, un locas (i) circular, în care este introdus un inel (A) protector, format din niste semicorpuri (5 si 6) pe caresunt montate placutele (4) semicorpurile (5 si 6) fiind solidarizate între ele, precum si de mufa (1) amintita cu ajutorul unor cordoane (7,8 si 9) de sudura.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/597,478 US3993368A (en) | 1975-07-21 | 1975-07-21 | Tool joint wear protectors |
Publications (2)
Publication Number | Publication Date |
---|---|
RO73090B true RO73090B (ro) | 1983-08-30 |
RO73090A RO73090A (ro) | 1983-09-26 |
Family
ID=24391681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO7685693A RO73090A (ro) | 1975-07-21 | 1976-04-20 | Racord special |
Country Status (8)
Country | Link |
---|---|
US (1) | US3993368A (ro) |
JP (1) | JPS5213401A (ro) |
BE (1) | BE843919A (ro) |
CA (1) | CA1037946A (ro) |
DE (1) | DE2632534C3 (ro) |
FR (1) | FR2319005A1 (ro) |
GB (1) | GB1496641A (ro) |
RO (1) | RO73090A (ro) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52151101U (ro) * | 1976-05-14 | 1977-11-16 | ||
US4060286A (en) * | 1976-10-01 | 1977-11-29 | Reynolds Metals Company | Wear resistant drill pipe collar and method of making same |
US4156374A (en) * | 1978-03-20 | 1979-05-29 | Shwayder Warren M | Pre-formed wear pads for drill stabilizers |
JPS54155036U (ro) * | 1978-04-20 | 1979-10-27 | ||
JPS5551910A (en) * | 1978-10-13 | 1980-04-16 | Nippon Radiator Co Ltd | Active muffler |
US4277869A (en) * | 1979-07-30 | 1981-07-14 | Hartwell Charles A | Stabilizer |
US4296973A (en) * | 1980-01-09 | 1981-10-27 | Hartwell Charles A | Segmented hardfaced collar for tool joints |
JPS57135212A (en) * | 1981-02-16 | 1982-08-20 | Agency Of Ind Science & Technol | Muffler |
US4379494A (en) * | 1981-10-05 | 1983-04-12 | International Petroleum Engineering Corporation | Replaceable drill stabilizer sleeve |
JPS595049U (ja) * | 1982-07-03 | 1984-01-13 | オムロン株式会社 | カ−ドリ−ダ |
GB2125466B (en) * | 1982-08-18 | 1986-02-05 | Hunting Oilfield Services | Improvement in and relating to drill pipes |
US4665996A (en) * | 1986-03-31 | 1987-05-19 | Exxon Production Research Company | Method for reducing friction in drilling operations |
CA2038378C (en) * | 1991-03-25 | 1998-08-18 | Irvin Joseph Laporte (Bud) | Stabilized drill tube |
JPH0552530U (ja) * | 1991-11-20 | 1993-07-13 | 株式会社ガスター | 燃焼器具の消音構造 |
GB9224359D0 (en) * | 1992-11-20 | 1993-01-13 | Powada Frederick | Drill string protection |
CA2353249A1 (en) * | 2001-07-18 | 2003-01-18 | Maurice William Slack | Pipe centralizer and method of attachment |
US20090258250A1 (en) * | 2003-04-21 | 2009-10-15 | ATT Technology, Ltd. d/b/a Amco Technology Trust, Ltd. | Balanced Composition Hardfacing Alloy |
US7361411B2 (en) * | 2003-04-21 | 2008-04-22 | Att Technology, Ltd. | Hardfacing alloy, methods, and products |
WO2005001234A1 (en) * | 2003-06-30 | 2005-01-06 | Todd Andrew Haines | Sub-assembly for drill strings |
US20070209839A1 (en) * | 2006-03-08 | 2007-09-13 | ATT Technology Trust, Ltd. d/b/a Arnco Technology Trust, Ltd. | System and method for reducing wear in drill pipe sections |
US7600587B1 (en) * | 2008-03-19 | 2009-10-13 | Clark Barton Keck | Wear resistant sleeve for sub assembly |
US8025107B2 (en) * | 2008-05-15 | 2011-09-27 | Longyear Tm, Inc. | Reamer with polycrystalline diamond compact inserts |
CN201273149Y (zh) * | 2008-09-16 | 2009-07-15 | 斯高特 | 一种钻具 |
CA2811482C (en) | 2011-03-14 | 2019-03-05 | Rotary Drilling Tools Usa Lp | Integral wear pad including redistributed portion of substrate material and method |
US20140305627A1 (en) * | 2013-04-15 | 2014-10-16 | Halliburton Energy Services, Inc. | Anti-wear device for composite packers and plugs |
CN103510880A (zh) * | 2013-09-30 | 2014-01-15 | 无锡中地地质装备有限公司 | 钻机中的耐磨环与接头的连接结构 |
CN105537586B (zh) * | 2015-12-14 | 2018-02-16 | 中国石油大学(北京) | 凸台式金刚石复合材料防磨带的加工方法、模具和防磨带 |
CN109505527B (zh) * | 2019-01-10 | 2023-07-14 | 西南石油大学 | 一种用于钻杆与隔水管防磨的接头及使用方法 |
US11525313B2 (en) * | 2019-11-25 | 2022-12-13 | Kondex Corporation | Wear enhancement of HDD drill string components |
CN111561273A (zh) * | 2020-05-26 | 2020-08-21 | 中国石油天然气集团有限公司 | 一种钛合金钻杆接头 |
CN111577157A (zh) * | 2020-05-26 | 2020-08-25 | 中国石油天然气集团有限公司 | 一种铝合金钻杆 |
AU2021106799A4 (en) * | 2021-08-20 | 2021-11-18 | Boart Longyear Company | Drill rods having stabilizers and systems and methods comprising same |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2334350A (en) * | 1941-10-27 | 1943-11-16 | Hughes Tool Co | Wear-resisting tool joint |
DE943341C (de) * | 1953-12-19 | 1956-05-17 | Winter & Sohn Ernst | Raeumer fuer Tiefbohrkronen |
US2985492A (en) * | 1958-09-05 | 1961-05-23 | Hughes Tool Co | Protection of tool joints |
US3054647A (en) * | 1959-12-02 | 1962-09-18 | American Iron & Machine Works | Drill pipe coupling |
US3074767A (en) * | 1959-12-02 | 1963-01-22 | American Iron & Machine Works | Wear-resisting drill pipe coupling |
US3067593A (en) * | 1960-08-29 | 1962-12-11 | American Iron & Machine Works | Integral tool joint drill pipe |
US3180440A (en) * | 1962-12-31 | 1965-04-27 | Jersey Prod Res Co | Drag bit |
US3140748A (en) * | 1963-05-16 | 1964-07-14 | Kennametal Inc | Earth boring drill bit |
SU483863A1 (ru) * | 1973-01-03 | 1980-06-15 | Всесоюзный Научно-Исследоваельский И Проектный Институт Тугоплавких Металлов И Твердых Сплавов | Способ изготовлени алмазного бурового инструмента |
-
1975
- 1975-07-21 US US05/597,478 patent/US3993368A/en not_active Expired - Lifetime
-
1976
- 1976-03-17 GB GB10654/76A patent/GB1496641A/en not_active Expired
- 1976-03-31 JP JP51035880A patent/JPS5213401A/ja active Granted
- 1976-04-07 FR FR7610128A patent/FR2319005A1/fr active Granted
- 1976-04-08 CA CA249,856A patent/CA1037946A/en not_active Expired
- 1976-04-20 RO RO7685693A patent/RO73090A/ro unknown
- 1976-07-08 BE BE168746A patent/BE843919A/xx not_active IP Right Cessation
- 1976-07-20 DE DE2632534A patent/DE2632534C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2632534B2 (de) | 1978-06-01 |
JPS5519358B2 (ro) | 1980-05-26 |
DE2632534C3 (de) | 1979-01-25 |
RO73090A (ro) | 1983-09-26 |
JPS5213401A (en) | 1977-02-01 |
US3993368A (en) | 1976-11-23 |
BE843919A (fr) | 1976-11-03 |
FR2319005A1 (fr) | 1977-02-18 |
DE2632534A1 (de) | 1977-01-27 |
CA1037946A (en) | 1978-09-05 |
FR2319005B1 (ro) | 1982-07-23 |
GB1496641A (en) | 1977-12-30 |
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