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									Offshore Magazine's 2005 MWD/LWD Services Directory




   Category             Company               Service line (s)        Tool OD, in. Length, ft




Directional      Baker Hughes Inteq       AutoTrak                   6 3/4, 8 1/4      (6 3/4)
                                                                                       38.7, (8
                                                                                       1/4) 41.7



Resistivity      PathFinder               Survivor Slim Array Wave 4 3/4               20.5
                                          Resistivity




Porosity         Precision Energy         Thermal Neutron Porosity   4 3/4, 6 3/4, 8   24.5 all
                 Services                 (TNP)/Azimuthal Density    1/4               sizes
                                          (AZD)

Density          Schlumberger             adnVISION825s              8 1/4             31




Formation        Schlumberger             StethoScope                6 3/4 w/ 8 1/4    31
Pressure Testing                                                     stab


* This tool can also be categorized under Directional or Drilling Mechanics.



Source: Offshore Magazine, August 2005
                                                                                    Pressure           Pressure
  Max. DLS, º 100 ft      Equivalent bending          Max. op.    Max. op
                                                                                   drop, psi at       drop, psi at
  (sliding, rotation)          stiffness              temp (C)   press, kpsi
                                                                                   100 gal/min        250 gal/min




(6 3/4) 9, (8 1/4) 10    N/A                         150         20            (j)
RCLS - Sliding DLS
N/A



17/34                    4.75 x 2.25                 175         25            10                 45




(4 3/4) 36/20, (6 3/4)   (4 3/4) 4.75 x 3.28, (6 3/4) 150        30            (4 3/4) 16, (6     (4 3/4) 87, (6
19/11                    6.75 x 4.24                                           3/4) 2             3/4) 10


16/3                     8 x 2.81 x 21               150         18            1                  7




16/8                                                 150         25
                                                                                       Wireline retrievable




                                                                                                                                     Downlink e-line
                                                                                                                  Downlink mud
             Pressure
 Pressure
             drop, psi        Flow range,        Transmission
drop, psi at                                                  Telemetry type
             at 1,200           gal/min             trigger
450 gal/min
              gal/min



                            (6 3/4) 290-630, (8 Stop and start   Positive          N                          Y                  N
                            1/4) 425-1,100      pumps, or
                                                downlink from
                                                surface


N/A            N/A          120-375              Real-time,      Positive          N                          Y                  N
                                                 pumps on
                                                 dowhhole
                                                 recording


(4 3/4) 265, (6 (6 3/4) 205 (4 3/4) 80-400; (6                   Positive          N                          N                  N
3/4) 27                     3/4) 80-1,000; (8
                            1/4) 80-1,800

22             158       0-1,200                 Real-time,      Continuous wave   Y                          Y                  Y
               (computed                         pumps on        and downhole
               for 1,200                         dowhhole        recording
               ppg mud)                          recording

                            0-800                Real-time,      Continuous wave
                                                 pumps on        and downhole
                                                 dowhhole        recording
                                                 recording
                                                                       Survey time period,
                                               Real time update




                                                                                               (sliding/rotating)
    Downlink e-mag




                           MTF/GTF switch




                                                 period, sec.
                                                                                                                     Measure




                                                                                                     Survey
                                                                                                                      point(s)          Measurement




                                                                              sec.
                                                                                                                     from tool           accuracy
                                                                                                                     bottom, ft



N                    N/A                    Op. Sel.              55                         Y/Y                    (6 3/4) 32.8, TF: +/- 1.5, Azi.: +/- 1,
                                                                                                                    NBI 3, (8 1/4) Incl.:+/-0.2(k)
                                                                                                                    33.6, NBI 2.4



N                    N/A                    Op. Sel.              5                          Y/Y                    Res - 10.4     2MHz Phase +/- 1%
                                                                                                                    Gr - 3.8       2MHz Attenuation +/- 2%
                                                                                                                    Inc - 3.4      500KHz +/- 1%
                                                                                                                                   500KHz Attenuation +/-
                                                                                                                                   2%

N                                           Variable                                                                14.25 TNP      Density +/- .025 g/cc
                                                                                                                    6.8 AZD        Neutron 0-10 pu: +/- .5 pu
                                                                                                                                   10-40 pu: +/- 5%

N                    N/A                    Variable              N/A                        N/A                    10.5           +/- 0.015 g/cc
                                                                                                                                   from 1.7 - 3.05 g/cc,
                                                                                                                                   PEF: +/- 5% from 1-10
                                                                                                                                   units

                     N/A                    Variable
                                                                                              Sort Order
                                                                                   Recorded
                                                                    Realtime
                                                 Power
    Detector type          Measurement
                                              source/life, hr




Tri-axial                 GX, GY, GZ, HX, Turbine               Y              Y              1
accelerometer/tri-axial   HY, HZ, Azi.,       generator, no
flux gate                 incl., TF reference limit
                          Near bit incl.
                          temp.

15-25-45 in. spacing      2 MHz and 500      Lithium battery    Y              Y              182
                          kHz resistivity




Helium 3                  Neutron porosity, Lithium battery - Y                Y              214
                          near and far count 29 days
                          rates

Scintillation             4 and 16 quadrant Turbine or          Y              Y              234
                          Azi. density, PEF, lithium battery
                          density caliper,
                          best density

Crystal quartz / strain                      Turbine or         Y              Y              239
                                             lithium battery
Company                                             Contact
Baker Hughes Inteq                                  Charles VanLammeren
DrilTech, LLC                                       Brad Vincent
Halliburton/Sperry Drilling Services                Billy Hendricks
MWD Services Inc.                                   Clyde Cormier
Noble Technology Services Division                  Jason Power
PathFinder                                          Craig MacDonald
Precision Energy Services                           Steve Bell

Ryan Energy Technologies                            David Sim

Ryan Energy Technologies                            Butch Belcher
Schlumberger                                        Andy Hendricks
Target MWD Inc.                                     Craig Constant
Unidrill Energy Co. Ltd., (A Geolink Rentals Co.)   Federico Casavantes
Weatherford TrendSET                                Mike Nero
Address1                   Address2      City          State/Province   Country
2001 Rankin Rd                           Houston       TX
112 Thruway Park                         Broussard     LA
PO Box 60070                             Houston       TX
PO Box 750              219 Griffin Rd   Youngsville   LA
13135 S Dairy Ashford   Suite 800        Sugar Land    TX
15151 Sommermeyer St                     Houston       TX
363 N. Sam Houston Pkwy Suite 1700       Houston       TX
E.
2719 - 61st Avenue SE                    Calgary       AB               CANA
                                                                        DA
19410 Oil Center Blvd                    Houston       TX
300 Schlumberger Drive     MD 2          Sugar Land    TX
1125 Regional Park Drive                 Houston       TX
Walton Rd                                Dyce          Aberdeen         UK
11909 Spencer Rd                         Houston       TX
Zip        Phone               Email
77073      713-625-5526        charles.vanlammeren@inteq.com
70518      337-837-1219        driltech1@bellsouth.net
77205      281-871-5396        billy.hendricks@halliburton.com
70592      337- 856-5965       ccormier@mwdsi.com
77478      281-276-6100        jpower@noblecorp.com
77041      713-784-6431        craig.macdonald@pathfinderlwd.com
77060      281-260-5654
                               sbell@precision-es.com
T2C 4X3    403-236-2157
                               david.sim@ryanenergy.com
77073      281-443-1414        butch.belcher@ryanenergy.com
77478      281-285-8000        Hendricks1@slb.com
77060      281-951-2100        craig.constant@targetmwd.com
AB52 6QD   44 (0)1224 772222   sales@geolink.co.uk
77041      713-983-5154        mike.nero@weatherford.com

								
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