gate valve drilling & hot tap case histories
TRANSCRIPT
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
1
Date; 8/9/10
Customer; Alert / Conoco
Location; Sumatra Indonesia
Well; Leko 7
Mill Type; 2” Bull nose junk mill
Gate Size; 2 1/16”
Pressure; 450psi on the annulus while well flowed to the flare pit
Time to mill; 20 minutes
Description; Mill through casing valves so well kill operations could be performed on blow out.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
2
Date; 22/9/10
Customer; Alert / Conoco
Location; Sumatra Indonesia
Well; South Rawa 1
Mill Type; 2 7/16” Flat nose junk mill
Gate Size; 2 9/16”
Pressure; 1200psi
Time to mill; 45minutes
Description; Mill broken lower master valve so plugs could be set and tree valve replaced repaired.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
3
Date; 15/1/11
Customer; Energean
Location; Kavala Greece
Well; PB-16A
Mill Type; 3” Bull nose
Gate Size; 3 1/16”
Pressure; 1500psi & 63% H2s
Time to mill; 2 hr 15minutes
Description; Mill broken lower master valve (dual tree long string) so plugs could be set and tree valve replaced repaired.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
4
Date; 15/6/11
Customer; Shell BSP
Location; Brunei
Well; N/a
Mill Type; Internal tubing cutter 3”
Gate Size; N/a
Pressure; N/a
Time to mill; 20minutes to cut tubing.
Description; Perform trial tubing cut on 3 ½” tubing. To prove feasibility of cut so tree and well head can be replaced in one lift. Tree & Well heads in poor state and none repairable. Cameron well heads delivered in 2013 Q1 for well S462 & S773. GVD Unit scheduled for return March 2013.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
5
Date; 22/04/13
Customer; Alert / Shell BSP
Location; Brunei
Well; S- 462
Mill Type; Internal tubing cutter 3”
Gate Size; N/a
Pressure; N/a
Time to mill; 10 minutes to cut tubing.
Description; Perform tubing cuts on two wells with badly corroded Xtree and tbg head spools. Completion 3 ½” tubing. Tree & tbg head spool removed after freeze applied. P&A both wells.
S-462 Tubing Cut
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
6
Tubing cut below Hanger.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
7
Date; 25/05/13
Customer; Alert / Shell BSP
Location; Brunei
Well; S- 773
Mill Type; Internal tubing cutter 3”
Gate Size; N/a
Pressure; N/a
Time to mill; 20 minutes to cut tubing.
Description; Perform tubing cut on 3 ½” tubing for Freeze and P&A
S-773 Tubing Cut
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
8
Tree removed after tubing cut and freeze applied.
TMK Gate Valve Drilling Unit with cutter BHA.
TMK GVD & HT units.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
9
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
10
Date; 13/12/13
Customer; Shell UK
Location; Brent Bravo North Sea
Well; BB-02
Drill Type; 22mm Drill Rod
Time to complete; 30 minutes per Tap. Two taps performed
Description; Perform Hot Tap on 7” tubing between permanent Bridge plugs set in lower completion. Bleed off 1300psi. Perform Hot Tap on 5.5” tubing below junk plug stuck in SPM.
Hot Tap 7” Tubing
Unit rigged up on 7”
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
11
Tapped Hole
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
12
Date; 16/06/14
Customer; Shell Ireland
Location; Ocean Guardian West Coast Ireland
Well; Corrib P6
Drill Type; 22mm Drill Rod
Time to complete; 40 minutes per Tap. Two taps performed
Description; Perform Hot Tap on 5” tubing between Interwell Bridge plugs set in lower completion. Bleed off 2800psi. Perform Hot Tap on 5” tubing between lower Interwell Bridge plug and Halliburton HX4 junk plug stuck in crossover. Bleed off 120psi.
Unit rigged up on 5”
5” Tubing after Hot Tap
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
13
22mm Hole
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
14
Date; 29/10/14
Customer; Alert Disaster Control
Location; Papua New Guinea
Description; Excavate cellar and perform multiple casing cuts so Well Head and BOPs could be installed on shallow gas blow out.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
15
Date; 8/10/2015
Customer; Talisman Sinopec Energy UK Limited
Location; Montrose Platform North Sea
Well; A21
Mill Type; 4” Stepped Mill
Gate Size; 4 1/16” 410SS
Pressure; 500psi
Time to mill; Swab 9hr, Lower Master 5.25hr
Description; Mill Swab and Lower Master valves so tree could be replaced after plugs set.
A21
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
16
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
17
Date; 14/11/15
Customer; Talisman Sinopec Energy UK Limited
Location; Montrose Platform North Sea
Well; A03
Mill Type; 4” Stepped Mill
Gate Size; 4 1/16” 410SS
Pressure; 500psi
Time to mill; 2.5hr
Description; Mill Lower Master valve so tree could be replaced after plugs set.
A03
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
18
Date; 10/06/16
Customer; Taqa Bratani Limited
Location; Cormorant Alpha
Well; N/A
Mill Type; 22mm Drill Rod c/w 10mm Drill
Ball Valve 12”; VB 12” Ball Valve
Pressure; Unknown
Description; Design and build a Hot Tap unit and Offset Clamp suitable for drilling into 12” Ball Valve cavity so sealant can be injected.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
19
Date; 20/07/17
Customer; Apache UK
Location; Forties Alpha
Well; Well FA 5-6
Mill Type; 6.25” Stepped Mill
Gate Size; 7 1/16” INCOLOY
Pressure; 500psi
Time to mill; 38hr (NOTE: Incoloy gates)
Description; Mill Lower Master valve on injector.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
20
Date; 26/10/17
Customer; Southern North Sea
Location; Southern North Sea
Well; Well 27 D
Mill Type; 5” Stepped Mill
Gate Size; 5” 4140
Pressure; 1000psi
Time to mill; 9hr
Description; Mill Lower Master valve.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
21
Date; 20/01/18
Customer; EnQuest
Location; Thistle Platform
Well; Well A47 Slot 47
Mill Type; 3” Stepped Mill
Gate Size; 3” 4140
Pressure; 2200psi
Time to mill; 1hr
Description; Mill Lower Master valve.
Gate Valve Drilling & Hot Tap Case Histories
This document is the sole property of TMK Klinck Ltd. Do not disclose, use or reproduce without written approval.
22
Date; 17/03/18
Customer; EnQuest
Location; Heather Platform
Well; Well H-63
Mill Type; 5” Stepped Mill
Gate Size; 5 1/8” 4140
Pressure; 1200psi
Time to mill; 7hr
Description; Mill partially open Lower Master valve.