DK0632225T3 - Beskyttelse mod blokering - Google Patents

Beskyttelse mod blokering

Info

Publication number
DK0632225T3
DK0632225T3 DK94201831.8T DK94201831T DK0632225T3 DK 0632225 T3 DK0632225 T3 DK 0632225T3 DK 94201831 T DK94201831 T DK 94201831T DK 0632225 T3 DK0632225 T3 DK 0632225T3
Authority
DK
Denmark
Prior art keywords
protection against
against blocking
blocking
protection
Prior art date
Application number
DK94201831.8T
Other languages
English (en)
Inventor
Giulio Fontana
Original Assignee
Agip Spa
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 Agip Spa filed Critical Agip Spa
Application granted granted Critical
Publication of DK0632225T3 publication Critical patent/DK0632225T3/da

Links

Classifications

    • 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
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
    • F16L15/001—Screw-threaded joints; Forms of screw-threads for such joints with conical threads
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/021—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material including at least one metal alloy layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • 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
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
    • F16L58/182—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings for screw-threaded joints
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S138/00—Pipes and tubular conduits
    • Y10S138/06—Corrosion
DK94201831.8T 1993-06-30 1994-06-25 Beskyttelse mod blokering DK0632225T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93MI001401A IT1264630B1 (it) 1993-06-30 1993-06-30 Protezione antigrippaggio perfezionata per giunti particolarmente adatta nel campo petrolifero

Publications (1)

Publication Number Publication Date
DK0632225T3 true DK0632225T3 (da) 1998-01-26

Family

ID=11366499

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94201831.8T DK0632225T3 (da) 1993-06-30 1994-06-25 Beskyttelse mod blokering

Country Status (11)

Country Link
US (1) US5678608A (da)
EP (1) EP0632225B1 (da)
CN (1) CN1037025C (da)
BR (1) BR9402597A (da)
CA (1) CA2126920C (da)
DE (1) DE69404910T2 (da)
DK (1) DK0632225T3 (da)
ES (1) ES2107116T3 (da)
IT (1) IT1264630B1 (da)
RU (1) RU2138702C1 (da)
SI (1) SI0632225T1 (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1065018C (zh) * 1997-09-02 2001-04-25 宝山钢铁(集团)公司 油、套管螺纹接头
SE0000702L (sv) * 2000-03-02 2001-06-25 Sandvik Ab Gängförband och bergborrelementför slående borrning
FR2813375B1 (fr) 2000-08-31 2003-06-20 Vallourec Mannesmann Oil & Gas Element filete pour joint filete tubulaire resistant au grippage
JP3931564B2 (ja) * 2001-01-25 2007-06-20 住友金属工業株式会社 耐焼付き性及び防錆性に優れた鋼管用ねじ継手
ATE493607T1 (de) * 2001-04-11 2011-01-15 Sumitomo Metal Ind Gewindeverbindung für stahlrohr
JP3870732B2 (ja) * 2001-07-25 2007-01-24 住友金属工業株式会社 耐焼付き性に優れた鋼管用ねじ継手
GB0130967D0 (en) 2001-12-24 2002-02-13 Hunting Oilfield Services Ltd Anti galling threaded joint
CA2487361C (en) * 2002-05-31 2008-11-04 Sumitomo Metal Industries, Ltd. Screw joint for steel pipe
JP4599874B2 (ja) * 2004-04-06 2010-12-15 住友金属工業株式会社 油井管用ねじ継手、及びその製造方法
US7562911B2 (en) * 2006-01-24 2009-07-21 Hydril Usa Manufacturing Llc Wedge thread with sealing metal
JP5028923B2 (ja) * 2006-09-14 2012-09-19 住友金属工業株式会社 鋼管用ねじ継手
JP4924103B2 (ja) * 2007-03-02 2012-04-25 住友金属工業株式会社 油井管用ねじ継手
US9470044B1 (en) 2015-07-06 2016-10-18 Pegasis S.r.l. Threaded connection having high galling resistance and method of making same
CN109738942B (zh) * 2019-01-25 2021-04-13 山东大学 一种地震波和复电导率复合隧道预报检波器装置及方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1646736A (en) * 1924-07-21 1927-10-25 Peter Q Nyce Electrochemical means for preventing corrosion
US1839448A (en) * 1927-11-03 1932-01-05 Smith Corp A O Pipe thread protector
US2240021A (en) * 1935-08-16 1941-04-29 United States Steel Corp Method of preventing wedge and contact corrosion of metals and alloys
US2061921A (en) * 1936-03-20 1936-11-24 Chase Companies Inc Corrosion resistant tubes
US2223202A (en) * 1940-02-09 1940-11-26 Thomas & Betts Corp Coated fitting
US2854737A (en) * 1945-01-06 1958-10-07 Allen G Gray Copper coated uranium article
US2854731A (en) * 1954-03-19 1958-10-07 Owens Corning Fiberglass Corp Method and means for packaging a continuous strand
SU618428A1 (ru) * 1976-09-16 1978-08-05 Научно-исследовательский институт метизной промышленности Способ производства высокопрочной стальной латунированной ленты
JPS57107593A (en) * 1980-12-24 1982-07-05 Tokyo Shibaura Electric Co Microwave continuous heating method and device
JPS5820719B2 (ja) * 1981-01-30 1983-04-25 住友金属鉱山株式会社 フエライト接着用ろう合金
JPS6057519B2 (ja) * 1981-08-20 1985-12-16 住友金属工業株式会社 耐焼付性に優れた油井管継手およびその製造方法
US4527815A (en) * 1982-10-21 1985-07-09 Mobil Oil Corporation Use of electroless nickel coating to prevent galling of threaded tubular joints
US4468309A (en) * 1983-04-22 1984-08-28 White Engineering Corporation Method for resisting galling
JPS60205091A (ja) * 1984-03-29 1985-10-16 住友金属工業株式会社 油井管用管継手
JPS6179798A (ja) * 1984-09-27 1986-04-23 Sumitomo Metal Ind Ltd 耐ゴ−リング性と耐食性の優れた油井管継手
US4758025A (en) * 1985-06-18 1988-07-19 Mobil Oil Corporation Use of electroless metal coating to prevent galling of threaded tubular joints
EP0264446B1 (en) * 1986-05-02 1991-05-08 Sumitomo Metal Industries, Ltd. Joint for oil well pipes and method of manufacturing same
JPS6320460A (ja) * 1986-07-14 1988-01-28 Nippon Kokan Kk <Nkk> イオンプレ−テイング処理材の熱処理方法
FR2673199B1 (fr) * 1991-02-21 1994-01-21 Vallourec Industries Revetement de surface anti-grippage pour moyen d'assemblage de tubes par filetages et procede de realisation d'un tel revetement.

Also Published As

Publication number Publication date
CN1103148A (zh) 1995-05-31
ES2107116T3 (es) 1997-11-16
US5678608A (en) 1997-10-21
CN1037025C (zh) 1998-01-14
RU2138702C1 (ru) 1999-09-27
DE69404910T2 (de) 1998-01-15
ITMI931401A1 (it) 1994-12-30
BR9402597A (pt) 1995-03-28
DE69404910D1 (de) 1997-09-18
CA2126920A1 (en) 1994-12-31
EP0632225A1 (en) 1995-01-04
IT1264630B1 (it) 1996-10-04
EP0632225B1 (en) 1997-08-13
SI0632225T1 (en) 1997-12-31
ITMI931401A0 (it) 1993-06-30
CA2126920C (en) 2006-01-03

Similar Documents

Publication Publication Date Title
FI103862B1 (fi) Suojain
DE69331588D1 (de) Geschützte spritze
KR960702960A (ko) 과전압에 대한 보호(overvoltage protection)
NO953207L (no) Beskyttelsesvern
ATA5393A (de) Blendschutzeinrichtung
DK0632225T3 (da) Beskyttelse mod blokering
DE69403001D1 (de) Überspannungsschutzvorrichtung
DE69403982D1 (de) Überstromschutzkomponente
DE59406601D1 (de) Überspannungsschutzelement
FI941763A0 (fi) Kehonsuojus
DE9318891U1 (de) Schutzvorrichtung
DE9416373U1 (de) Kantenschutz
DE9319287U1 (de) Überspannungsschutzgerät
DK0841436T3 (da) Beskyttelsesbarriere mod højvande
DE69407054D1 (de) Feuerschutzelement
NO308283B1 (no) Glidebeskyttelse
DE9305289U1 (de) Absturz-Sicherungsvorrichtung
DE9418037U1 (de) Krawattenschützer
DE9316252U1 (de) Hochwasserschutzanlage
KR930021727U (ko) 방호책
NO933312D0 (no) Verneutstyr
KR940026208U (ko) 보호면
DE9401634U1 (de) Schutz-Fensterelemente
KR940021527U (ko) 저항체 보호용 케이스
KR950016119U (ko) 저항체 보호용 케이스