GB2344368B - Impact enhancing tool - Google Patents

Impact enhancing tool

Info

Publication number
GB2344368B
GB2344368B GB0002283A GB0002283A GB2344368B GB 2344368 B GB2344368 B GB 2344368B GB 0002283 A GB0002283 A GB 0002283A GB 0002283 A GB0002283 A GB 0002283A GB 2344368 B GB2344368 B GB 2344368B
Authority
GB
United Kingdom
Prior art keywords
enhancing tool
impact enhancing
impact
tool
enhancing
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
GB0002283A
Other versions
GB0002283D0 (en
GB2344368A (en
Inventor
Niels Christian Olaf Friis
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.)
International Petroleum Equipment Ltd
Original Assignee
International Petroleum Equipment Ltd
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
Priority claimed from GBGB9717361.1A external-priority patent/GB9717361D0/en
Application filed by International Petroleum Equipment Ltd filed Critical International Petroleum Equipment Ltd
Priority to GB0002283A priority Critical patent/GB2344368B/en
Publication of GB0002283D0 publication Critical patent/GB0002283D0/en
Publication of GB2344368A publication Critical patent/GB2344368A/en
Application granted granted Critical
Publication of GB2344368B publication Critical patent/GB2344368B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
GB0002283A 1997-08-16 1998-08-07 Impact enhancing tool Expired - Fee Related GB2344368B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0002283A GB2344368B (en) 1997-08-16 1998-08-07 Impact enhancing tool

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9717361.1A GB9717361D0 (en) 1997-08-16 1997-08-16 Accelerator tool
GB0002283A GB2344368B (en) 1997-08-16 1998-08-07 Impact enhancing tool
PCT/GB1998/002388 WO1999009295A1 (en) 1997-08-16 1998-08-07 Impact enhancing tool

Publications (3)

Publication Number Publication Date
GB0002283D0 GB0002283D0 (en) 2000-03-22
GB2344368A GB2344368A (en) 2000-06-07
GB2344368B true GB2344368B (en) 2001-12-19

Family

ID=26243531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0002283A Expired - Fee Related GB2344368B (en) 1997-08-16 1998-08-07 Impact enhancing tool

Country Status (1)

Country Link
GB (1) GB2344368B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2210082A (en) * 1987-09-21 1989-06-01 Edwin Alexander Anderson Jar mechanism accelerator
WO1993004258A1 (en) * 1991-08-15 1993-03-04 Dailey Petroleum Services Corporation A double-acting accelerator for use with hydraulic drilling jars
GB2283259A (en) * 1993-10-29 1995-05-03 Houston Engineers Inc Jar enhancer
GB2285996A (en) * 1994-01-27 1995-08-02 Houston Engineers Inc Jar enhancer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2210082A (en) * 1987-09-21 1989-06-01 Edwin Alexander Anderson Jar mechanism accelerator
WO1993004258A1 (en) * 1991-08-15 1993-03-04 Dailey Petroleum Services Corporation A double-acting accelerator for use with hydraulic drilling jars
GB2283259A (en) * 1993-10-29 1995-05-03 Houston Engineers Inc Jar enhancer
GB2285996A (en) * 1994-01-27 1995-08-02 Houston Engineers Inc Jar enhancer

Also Published As

Publication number Publication date
GB0002283D0 (en) 2000-03-22
GB2344368A (en) 2000-06-07

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20151022 AND 20151028

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170807