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Casing Flotation Technology
for ERD and Horizontal Well Applications
Halliburton BACE Collar
(Buoyancy Assisted Casing Equipment)
Product Review
Business Development & Sales12/2010
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2 2010 Halliburton. All Rights Reserved.
Casing flotation technology aids operators in extending
the reach in tortuous and horizontal wells
irst Developed b! "#$%A in the 1'(0)s BA%*+ %ollar assist running ,asing to the bottom o-
highl! deviated or horiontal ell bores
Redu,es drag -or,e beteen the ,asing and the ellbore
b! utiliing buo!an,! e,hniue utilies spe,iall! designed ,asing euipment to
trap lighteight -luid or air in the loer se,tion o- the
,asing string
*isting ,asing so-tare pla,ement programs ,ombinedith spe,i-i, tailored euipment designs -or the proper
,ontrol o- -lotationEngineered Casing olutions
!nnovative "esigns # Computer $odeling # %uned&Cement Blends # Casing Equipment
' ie o t*e +ell Cementing
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3 2010 Halliburton. All Rights Reserved.
The BACE Collar Concept
A -lotation ,ollar pla,ed in the,asing string at a distan,e
beteen the -loat ,ollar and apre4determined engineeredpoint in the ,asing string that,an trap air or lighter eight-luids in this isolated ,asingse,tion
%an be dea,tivated at an! timeduring running o- ,asing
5hen dea,tivated b! burstingrupture dis,6 -ull ,ir,ulation isa,hieved6 and the trapped air orlight eight -luids ,an be
,ir,ulated to sur-a,e Standard ,ementing operations
,an then be ,arried out asnormal
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7 2010 Halliburton. All Rights Reserved.
Casing Floatation De!elop"ent 8revious solutions to help ith etending horiontal lengths
"se o- retrievable pa,9ers used in ,asing running pro,edures :odi-ied drilling -luids to redu,e -ri,tion
Ad;usting ellbore geometries
Ad;usting radius ,urves during dire,tional drilling
:odi-!ing ,asing running pro,edures
Rotating ,asing hile running in the hole
"se o- torue rings
"se o- torue shouldered ,asing ,onne,tions
All o t*e above items *elped,
but not*ing *as matc*ed t*e eect o casing lotation-
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< 2010 Halliburton. All Rights Reserved.
E#uip"ent Re#uire"ents
o help ensure the s!stem)s -un,tional integrit!6 the
Halliburton BA%*+ assembl! must be used ith a -loat shoeand -loat ,ollar hi,h has a ba,9 pressure rating that e,eeds
the true h!drostati, pressure and temperature at true depth
=D>.
he BA%* ool and the asso,iated -loating euipment shouldbe manu-a,tured to the proper ,asing sie6 eight6 grade and
thread t!pe -or the epe,ted pressure and temperature at D.
Halliburton)s Super Seal ??@-amil! o- -loat shoe and ,ollar
produ,ts are needed to mat,h the BA%* ,ollar s!stem.
Reuired Halliburton ;ob modeling ith use o- andmar9@
5*8A#+ lotation so-tare to optimie pla,ement o-
BA%* ,ollar and a,hieve maimum ,asing -lotation
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2010 Halliburton. All Rights Reserved.
BACE Collar Design $pecifications
eatures o- the Halliburton BA%* assembl! in,lude
he BA%* %ollar has a -ull bore ,ase mat,hed to the same grade6eight6 and threads as the ,asing itsel-
H!drostati, rupture dis9 options o- 3
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C 2010 Halliburton. All Rights Reserved.
8lanning b! a multidis,ipline team is 9e! to
su,,ess-ul appli,ation o- ,asing -lotationte,hnolog! 8re4;ob ,onsiderations
5ellbore geometr! =angle6 aimuth & epe,ted -ri,tion,oe--i,ient>
Rig euipment luid Returns %asing ,ollapse rating Simulation results %asing atta,hments =,entraliers are ,riti,al to su,,ess>
Ris9s/,onsiderations Surge & sab =ransient> Di--erential sti,9ing Sur-a,e euipment
Halli%urton BACE Buoyancy AssistedCasing E#uip"ent
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( 2010 Halliburton. All Rights Reserved.
BACE Collar &perations
Select proper BACE Collar with results from job design modeling :at,h the BA%* %ollar ith ,asing string design and the sele,ted rupture dis9 rating needed ?nstall Super Seal ??@-loat shoe on the end o- the ,asing and the -loat ,ollar at top o- shoe ;oint
tra,9 and both -loat valves ill need to have auto -ill tabs dea,tivated :a9e sure to optimie use o- ,asing ,entraliation produ,ts At this point run shoe tra,9 and predetermined ,asing length in hole ith no -luid alloed in
,asing6 or using a lighter4eight -luid -illed -rom sur-a,e ?nstall BA%* %ollar as per engineering model Run remainder o- ,asing into ell bore hile -illing ,asing -rom sur-a,e -rom the
BA%* %ollar to sur-a,e ith ellbore -luid %ir,ulation ,an be a,hieved at an! time during the ,asing running pro,edure6 but at that time
the -lotation assist is eliminated -rom the ,asing running pro,edure 5ith ,asing at D pressure up and -un,tion the rupture dis9 to allo the lighter eight -luid or
trapped air to ,ir,ulate ba,9 to sur-a,e and ,ir,ulate hole -or ,ementing he pumping and ,ir,ulating o- an optional bottom plug at this time ,an be utilied to land and
shear the brass pins in the BA%* %ollar and allo the entire internal me,hanism to shi-t and be
displa,ed to the top o- the -loat ,ollar. #ormal ,ementing operations ,an ta9e pla,e. Another bottom plug ,an be used i- desired
during this time he entire shoe tra,9 ,an then be drilled out ith 8D% bits.
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' 2010 Halliburton. All Rights Reserved.
While running casing' the air or lighter weight fluid trapped inside the casing is used for floatation in the
lower section of the pipe
Halli%urton BACE Buoyancy Assisted CasingE#uip"ent
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10 2010 Halliburton. All Rights Reserved.
After TD is reached' dis( is ruptured) Air or lighter weight fluids can
then %e allowed to percolate to the surface or circulated into theannulus
Halli%urton BACE Buoyancy Assisted CasingE#uip"ent
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11 2010 Halliburton. All Rights Reserved.
&nce BACE Collar is deacti!ated'
con!entional ce"enting *o% can %e perfor"ed)
Halli%urton BACE Buoyancy Assisted CasingE#uip"ent
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12 2010 Halliburton. All Rights Reserved.
Displace"ent is co"plete)
+o internal casing restriction at BACE Collar place"ent
Halli%urton BACE Buoyancy Assisted CasingE#uip"ent
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13 2010 Halliburton. All Rights Reserved.
ull bore ?D
ull ,ase integrit!
Suitable -or use ith standard A8?
tubulars and eoti, ,asings and threads
Eariable dea,tivating pressures
Single trip s!stem
Available ith #R plugs option
8D% drillable
o pressure releasing me,hanism
Cased +ell !ntegrity-
Engineered Casing olutions
Halli%urton BACE Buoyancy Assisted CasingE#uip"ent
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17 2010 Halliburton. All Rights Reserved.
.uality Halliburton Casing Equipment Products
t*at can individually and or simultaneously
*elp place casing and cement, utili/ing0
1Halliburton Cementing %ools1Casing Attac*ments
12loat Equipment
BA%*animation.avi
http://bace%20animation.avi/http://bace%20animation.avi/http://bace%20animation.avi/http://bace%20animation.avi/