US4846507A
(en)
*
|
1981-06-01 |
1989-07-11 |
George B. Geary |
Casing connector
|
US4568113A
(en)
*
|
1983-04-04 |
1986-02-04 |
Awb, Inc. |
Pipe connection
|
GB8323349D0
(en)
*
|
1983-08-31 |
1983-10-05 |
Hunting Oilfield Services Ltd |
Pipe connectors
|
GB8323348D0
(en)
*
|
1983-08-31 |
1983-10-05 |
Hunting Oilfield Services Ltd |
Pipe connectors
|
US4588213A
(en)
*
|
1983-10-05 |
1986-05-13 |
Thread Technology International, Inc. |
Threaded pipe connection
|
US4688832A
(en)
*
|
1984-08-13 |
1987-08-25 |
Hydril Company |
Well pipe joint
|
US4875710A
(en)
*
|
1988-01-25 |
1989-10-24 |
Ameron, Inc. |
Abrasive threaded fiberglass pipe joint
|
US4848953A
(en)
*
|
1988-04-22 |
1989-07-18 |
Niels Young |
Clamp assembly
|
CA1322773C
(en)
*
|
1989-07-28 |
1993-10-05 |
Erich F. Klementich |
Threaded tubular connection
|
US5411301A
(en)
*
|
1991-06-28 |
1995-05-02 |
Exxon Production Research Company |
Tubing connection with eight rounded threads
|
FR2726067B3
(fr)
*
|
1994-10-19 |
1996-09-13 |
Tubafor |
Dispositif d'assemblage demontable de tubes et tubes pourvus dudit dispositif d'assemblage
|
GB9608709D0
(en)
*
|
1996-04-26 |
1996-07-03 |
Hunting Oilfield Services Ltd |
Improvements in and relating to pipe connectors
|
WO1999008034A1
(en)
*
|
1997-08-11 |
1999-02-18 |
Marubeni Tubulars, Inc. |
Tubular connection
|
US6736224B2
(en)
*
|
2001-12-06 |
2004-05-18 |
Corion Diamond Products Ltd. |
Drilling system and method suitable for coring and other purposes
|
US6991268B2
(en)
*
|
2002-07-03 |
2006-01-31 |
Spears Manufacturing Co. |
Pipe fitting having over-sized strengthened starter threads
|
US20050093250A1
(en)
*
|
2003-11-05 |
2005-05-05 |
Santi Nestor J. |
High-strength sealed connection for expandable tubulars
|
KR101312890B1
(ko)
*
|
2006-01-26 |
2013-09-30 |
존 디 왓츠 |
나사관 연결부
|
BR112013001312A2
(pt)
*
|
2010-07-20 |
2018-01-23 |
Itt Mfg Enterprises Llc |
método de fixação melhorada para impulsor
|
US8579049B2
(en)
*
|
2010-08-10 |
2013-11-12 |
Corpro Technologies Canada Ltd. |
Drilling system for enhanced coring and method
|
US20120146327A1
(en)
*
|
2010-12-14 |
2012-06-14 |
Beverly Watts Ramos |
pipe connection
|
US9677346B2
(en)
|
2012-11-28 |
2017-06-13 |
Ultra Premium Oilfield Services, Ltd. |
Tubular connection with helically extending torque shoulder
|
US9869139B2
(en)
|
2012-11-28 |
2018-01-16 |
Ultra Premium Oilfield Services, Ltd. |
Tubular connection with helically extending torque shoulder
|
CN103046876A
(zh)
*
|
2012-12-25 |
2013-04-17 |
江苏和信石油机械有限公司 |
一种11-1/4英寸超大口径探矿钻杆
|
CN103046875B
(zh)
*
|
2012-12-25 |
2015-09-09 |
马斯特钻探工程(常州)有限公司 |
一种12-3/4超大口径探矿钻杆
|
JP5742885B2
(ja)
*
|
2013-06-14 |
2015-07-01 |
Jfeスチール株式会社 |
耐焼付き性に優れた油井管用ねじ継手
|
CN105683487B
(zh)
*
|
2013-12-27 |
2018-03-27 |
哈里伯顿能源服务公司 |
具有高弯曲和转矩容量的螺纹连接
|
US10024119B2
(en)
*
|
2014-05-02 |
2018-07-17 |
Tejas Tubular Products, Inc. |
Threaded connection
|
US20190071934A1
(en)
*
|
2017-09-06 |
2019-03-07 |
Black Diamond Oilfield Rentals LLC |
Rotary shoulder connections for threaded pipe connections
|
US11566730B2
(en)
|
2017-09-05 |
2023-01-31 |
Black Diamond Oilfield Rentals LLC |
Drill pipe
|
US12000214B2
(en)
|
2017-09-05 |
2024-06-04 |
Black Diamond Oilfield Rentals LLC |
Drill pipe and optimization thereof
|
US20190072215A1
(en)
*
|
2017-09-05 |
2019-03-07 |
Black Diamond Oilfield Rentals LLC |
Rotary shoulder connections for threaded pipe connections
|
US11008819B2
(en)
*
|
2017-10-30 |
2021-05-18 |
OCTG Connections, LLC |
Oil country tubular goods casing coupling
|
CA2984826A1
(en)
*
|
2017-11-07 |
2019-05-07 |
Complete Group Technologies Ltd. |
Multiple tapered threaded connection
|
AR113535A1
(es)
*
|
2017-12-05 |
2020-05-13 |
Nippon Steel & Sumitomo Metal Corp |
Unión roscada para tubos de acero
|
GB2569380A
(en)
*
|
2017-12-18 |
2019-06-19 |
Eaton Intelligent Power Ltd |
Tube connection
|
PT3536894T
(pt)
*
|
2018-03-09 |
2020-11-19 |
Sandvik Mining And Construction Tools Ab |
Acoplamento para ligar elementos tubulares de fundo de furo
|
US11614186B1
(en)
*
|
2020-03-25 |
2023-03-28 |
PTC Liberty Tubulars LLC |
Box connection for a pin with relieved thread region
|
EP3940193B1
(en)
*
|
2020-07-13 |
2023-03-08 |
Tenaris Connections B.V. |
A threaded joint
|
KR20230148331A
(ko)
|
2021-02-26 |
2023-10-24 |
산드빅 마이닝 앤드 컨스트럭션 툴스 에이비 |
응력분포가 개선된 다운홀 관상체들을 연결하기 위한커플링
|
KR20230145568A
(ko)
|
2021-02-26 |
2023-10-17 |
산드빅 마이닝 앤드 컨스트럭션 툴스 에이비 |
응력이 감소된 다운홀 관형부들을 연결하기 위한 커플링
|
US11898666B1
(en)
*
|
2022-08-05 |
2024-02-13 |
Saudi Arabian Oil Company |
High torque threaded connections with triple taper thread profiles
|