FR2717533B1 - Sous-ensemble de sécurité destiné à retenir les boues de forage. - Google Patents

Sous-ensemble de sécurité destiné à retenir les boues de forage.

Info

Publication number
FR2717533B1
FR2717533B1 FR9503017A FR9503017A FR2717533B1 FR 2717533 B1 FR2717533 B1 FR 2717533B1 FR 9503017 A FR9503017 A FR 9503017A FR 9503017 A FR9503017 A FR 9503017A FR 2717533 B1 FR2717533 B1 FR 2717533B1
Authority
FR
France
Prior art keywords
assembly
drilling mud
safety sub
retaining
retaining drilling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9503017A
Other languages
English (en)
Other versions
FR2717533A1 (fr
Inventor
Douglas W Carlson
Stephen P Simons
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hydril LLC
Original Assignee
Hydril LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hydril LLC filed Critical Hydril LLC
Publication of FR2717533A1 publication Critical patent/FR2717533A1/fr
Application granted granted Critical
Publication of FR2717533B1 publication Critical patent/FR2717533B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Check Valves (AREA)
FR9503017A 1994-03-15 1995-03-15 Sous-ensemble de sécurité destiné à retenir les boues de forage. Expired - Fee Related FR2717533B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/213,623 US5364064A (en) 1994-03-15 1994-03-15 Safety sub with asymmetrical wall elastomeric closure for retaining drilling fluids

Publications (2)

Publication Number Publication Date
FR2717533A1 FR2717533A1 (fr) 1995-09-22
FR2717533B1 true FR2717533B1 (fr) 1998-07-03

Family

ID=22795824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9503017A Expired - Fee Related FR2717533B1 (fr) 1994-03-15 1995-03-15 Sous-ensemble de sécurité destiné à retenir les boues de forage.

Country Status (4)

Country Link
US (1) US5364064A (fr)
DE (1) DE19509162C2 (fr)
FR (1) FR2717533B1 (fr)
GB (1) GB2287494B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6053191A (en) * 1997-02-13 2000-04-25 Hussey; James J. Mud-saver valve
US7121295B2 (en) * 2003-10-21 2006-10-17 Varco I/P, Inc. Internal blow out preventer ball and seat
US7287544B2 (en) * 2003-10-21 2007-10-30 Varco I/P, Inc. Triple valve blow out preventer
US7108081B2 (en) * 2003-12-31 2006-09-19 Varco I/P, Inc. Instrumented internal blowout preventer valve for measuring drill string drilling parameters

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3039733A (en) * 1958-12-30 1962-06-19 Montedison Spa Fluid flow control valve
US4111391A (en) * 1976-11-22 1978-09-05 Sloan Valve Company Pinch valve
US4811758A (en) * 1988-06-14 1989-03-14 Torus Equipment, Inc. Pressurized check valve
GB2234770A (en) * 1989-07-31 1991-02-13 Appleton Robert P Mud-check or mud-saver valve
US5186431A (en) * 1989-09-22 1993-02-16 Yehuda Tamari Pressure sensitive valves for extracorporeal circuits
US4969513A (en) * 1989-09-22 1990-11-13 Kob, Inc. High pressure automatic kelly valve
US5230363A (en) * 1991-04-10 1993-07-27 Dowell Schlumberger Incorporated Suction valve for high pressure slurry pump
US5165493A (en) * 1991-05-10 1992-11-24 Baugh Benton F Mud saver valve
US5205325A (en) * 1991-11-12 1993-04-27 Piper Oilfield Products, Inc. Flow control valve
US5339864A (en) * 1993-07-20 1994-08-23 Hydril Company Safety sub for retaining drilling fluids

Also Published As

Publication number Publication date
GB2287494B (en) 1997-08-06
FR2717533A1 (fr) 1995-09-22
DE19509162C2 (de) 2000-11-30
GB9504885D0 (en) 1995-04-26
GB2287494A (en) 1995-09-20
US5364064A (en) 1994-11-15
DE19509162A1 (de) 1995-09-21

Similar Documents

Publication Publication Date Title
DE638384T1 (de) Schneideinsatz.
DE59201977D1 (de) Einmesser-Reibahle.
DK0811111T3 (da) Borehulsværktøj
MX206070B (es) Epoxidacion de propileno usando catalizadores de plata que contienen cloruro.
MA26467A1 (fr) Composes inhibant les metalloproteases.
NL1000690C2 (nl) Meervoudige beglazingseenheid.
DK0548163T3 (da) Selvskærpende skæreelement til boreværktøj
NL1000560A1 (nl) Microchipsmeltveiligheid.
DK0753034T3 (da) Boremudder
FR2718777B1 (fr) Dispositif de coffrage à banches.
FR2717533B1 (fr) Sous-ensemble de sécurité destiné à retenir les boues de forage.
FR2719063B1 (fr) Elément séparateur de voies.
FR2720909B3 (fr) Casque de protection.
FR2717512B1 (fr) Joint de chaussée à feuilles.
IT1292319B1 (it) Barriera stradale di sicurezza.
FR2717196B1 (fr) Dispositif d'assemblage perfectionné de glissières de sécurité routière en bois.
FR2719336B1 (fr) Fenêtre anti-effraction.
ITGE950076A0 (it) Siringa di sicurezza per prelievi.
ES1027773Y (es) Dispositivo de proteccion contra los fenomenos electrico-atmosfericos.
FR2718727B1 (fr) Carbure de tungstène non steochiométrique.
DE29513011U1 (de) Bohr-, Führungselement
FR2716906B1 (fr) Herses à pics de sécurité.
ES1030582Y (es) Guarda ventanas.
ES1028570Y (es) Contraventana de seguridad.
DE69629892D1 (de) Bohrerschneideinsatz

Legal Events

Date Code Title Description
ST Notification of lapse