George R. Dreher

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  • 3D seismic horizontal oil well drilling and oil exploitation investment opportunities with CO2 injection EOR George R. Dreher
    P.O. Box 10746, Midland, Texas 79702

    phone 1-432-686-0397


    Home Page | 3D Seismic | Company Data | Contact Us | Finance Equity | Map Page | Oilfield Equip | OilwellService | Profile | TrillionBrlOil | Trucking

    Oil Reservoir Exploitation Projects

    PHASE ONE HORIZONTAL DRILLING
    Between existing wells

    PHASE TWO GAS INJECTION
    For Enhanced Oil Recovery

    ON GOING SEISMIC ACQUISITION
    Data Extensions


    (click links for detailed information on proposal to tap several million barrels of oil)



    Projects Active 10/24/05

    Inquire about joining LONG HORIZONTAL

    Possibility to Participate with

    Services

    or Finance

    1,200' Horizontal Drainhole
    To attic oil between wells
    identified by 3D seismic data

    Contact Us Now

    FLEXIBLE PROJECT SPUD DATE

    1 - 15 Well Project



    LETTER to PROSPECTIVE PARTICIPANTS
    (2/05/00 perspective still applies)


    Finance


    Field average is 400,000 barrels oil per well

    50% of the moveable oil in place is still to be recovered.

    Draining significant oil reserves trapped in proven oil reservoirs can be accomplished cost effectively and with minimal risk.

    Drilling directionally to reservoir targets from exisiting wellbores is one method with good economics even at ultra-low oil prices.



    George R. Dreher
    Innovative, Hands On, Synergistic

    P.O. Box 10746
    Midland, TX 79702

    ph: 432-686-0397
    fax: 432-570-0397
    email: DreherGeo@aol.com



    Good economics using a low "safety net" West Texas Crude posted price of $8/barrel

    Posted numbers are approximate
    Please inquire for most current numbers.


    Please visit these web pages for more detailed information:
    OVERVIEW | ECONOMICS | PROSPECTUS


    Now drilling "in house"
    $241,000 for Directional or
    $304,000 for Short Horizontal
    OIL IN THE TANKS

    But Open for Participants is
    Long Horizontal Participation
    min. $450,000 WELL COST (plus 10% for contingency)
    50% is open for participants in Long Horizontal

    1,200' HORIZONTAL WILL ALLOW 120 ACRE
    PRODUCTION PRORATION UNIT

    1 - 15 well locations


    FOR FINANCIERS:
    One scenario is we are offering $240,000 of production equipment (see inventory) as collateral for a $170,000 line of credit, to be repaid with interest plus an overriding royalty interest in one well.

    Or, $480,000 of equipment and inventory to be used as collateral for a $340,000 line of credit, to be repaid with interest plus an overriding royalty interest in two wells.

    Please inquire for current numbers.



    for SERVICE COMPANIES:

    We will tailor an arrangement for you to trade services for an interest in the production.

    Please inquire.

    We own the basics: rig
    80 ton power swivel and mud pump w/pit
    (see complete package)

    and could trade on misc. services
    ie. downhole motors, coiled tubing, cone bits or pdc, underbalanced mud system, whipstock and mills, etc.



    Phone 432-686-0397
    or email for more info


    Oil Business History of George R. Dreher

    Horizontal Oilwell Drilling/Targets Between Wells
    East Vealmoor, Texas. Participation available in long horizontal. Drill long horizontal from existing oil wells to targets identified by 3-D seismic and geologic data between producing wells. 1 - 15 well package with potential 6,000,000 barrels oil reserves. "In house" drilling project is $240,000 for directional or $300,000 for short horizonjtal and subsequent wells are $165,000 for directional or $225,000 for short horizontal for "oil in the tanks". Participation available in Long Horizontal is 50% interest of $450,000 plus 10% contingency. Project size is $2,400,000-$4,200,000 with a field historical average oil production of 400,000 barrels oil per well. Contact us or call 432-686-0397 to discuss package options. A good project even at ultra-low oil prices. A great project when prices are up.
    Price: $inquire Tax: % NA
    Qty:

    3D IMAGING: We have acquired 20 square miles of 3-D seismic data in our area of interest allowing us to identify the subsurface topographic features with higher resolution than ever before. Using state of the art processing and inversion techniques we can also identify stratigraphic features. Subsurface mapping has suggested a dozen prospects for directional drilling from existing well bores and several prospects for new drilling.

    Studies have shown significant reserves remain in this proven reservoir. For more detailed information use the links below to visit our other sites.


    View Porosity Model Showing Pay Zone
    Single Sidewall Neutron Porosity Model w/30' Oil Column Between Wells



    View 3D Seismic Image of Subsurface Topography
    3D Seismic Image Showing Oil Trap



    View 3D Seismic Image of Ancient Reef
    East Vealmoor Canyon Reef (-4,800'subsea)



    View 3D Seismic Showing Porosity and Permeability
    3D Seismic Inversion, Line Plot Sample




    DEVELOPED PROPERTY: 22 wells, including the field discovery well, have been drilled on our prospect acreage and have already produced 10 million barrels of oil since 1950. Reservoir studies show as much as 50% of the oil still remains trapped in topographic reef mounds or stratigraphic features identified between wells by using 3D seismic and geologic data. It is feasible to recover remaining oil reserves by drilling directionally to the targets from the existing wellbores of producing oil wells. WELL PLAT

    A NATURAL GAS plant was built at the field to accomodate the gas production. It is within a couple of miles of our sales point. It can trade dry gas back to us in already existing lines to operate gas engines for generators if we decide to provide our own electricity. Gas has held fairly stable pricing in recent years and should be a significant source of net income for the lease. While the possibility of encountering a free gas cap is slim, the typically large amounts of solution gas (high gas:oil ratio) suggest the wells will initially be flowing. Exisitng handling facilities on our lease have been recently reconditioned and are capable of 2000 BOPD. The first wells were drilled into only the top four feet of the pay zone and were flowing for over twenty years. By drilling directionally, we will intersect the pay zone 700' from the old well and then stay in the top four feet. TOP 4'

    DRILLING DIRECTIONALLY from an existing wellbore does not require a large rotary drilling rig, but rather is done economically using a smaller workover rig utilizing downhole motors and a power swivel with small drill pipe. It would be possible to start a well and have it on production within two weeks. Mobilization and demobilization between wells is done quickly and inexpensively and a multi-well project has the benefit of those economics. We have identified a dozen wells in this field as candidates for directional drilling.

    Drilling directionally is accomplished by using a gyro tool for orientation and cutting a window or milling a section in the casing exposing the formation rock at the kick off point. Drilling assemblies are then oriented to drill toward the target area until it is reached, in these cases only about 700' from the existing wellbore. TARGET


    STORAGE & HANDLING facilities are already in place on our leases and recently reconditioned with capacity for 2,000 barrels oil per day.

    COMPLETED WELLS will immediately be able to send oil to the tanks and sales line.

    OIL & GAS BUYERS are readily available.

    12 WELLS are are existing for horizontal drilling from the well bores. We anticipate to keep production levels at under 300 barrels oil per day per well.

    NEW WELLS could be drilled on several easily accessible locations.


    SINCE THE 1974 OIL EMBARGO the price of oil has fluctuated with various rumors during any given OPEC production cycle. Certain types of projects still have good economics even at 1999 oil prices. This project would make good returns even when oil is less than $10/barrel because of low finding costs. Whereas some projects are extremely reserve sensitive, this project looks good at even 60,000 barrels oil per well; but we anticipate more reserves than that, up to 600,000 barrels oil per well.

    The first well can be structured with a 6 month payout at $8/barrel oil and 20:1 return in the life of the well. ECONOMICS



    Email Form




    The Horseshoe Atoll Reef Complex in the Midland Basin is nestled between the Matador and Ozona Archs, and the Central Basin Platform.

    East Vealmoor is the Southern Tip of the Atoll.



    Diagrammatic cross sections illustrating complex facies distribution and stratigraphic relationships due to the lowering of sea level.


    The Geologic Features of the Canyon Reef
    in the Horseshoe Atoll are Well Known


    3D seismic data is used to define the reef contour between wells to identify the highs where oil is trapped. It can also identify tidal cuts and explain other anomalous geologic information.


    PHASE TWO
    GAS INJECTION


    11/01/03 The first wells drilled horizontally will be producers, but it is possible that later they could be converted to horizontal injectors and that other wells will be converted to producers. Kinder Morgan has shown tremendous success at SACROC increasing Canyon Reef production with CO2 injection because they have adapted to and successfully oriented the desired enhanced oil recovery (EOR) for that old production. Same with the other nearby Canyon Reef EOR successes in the Reinecke, Sharon Ridge, and Cogdell fields. All those are part of the same reef complex as the East Vealmoor field (Wilson lease) and show what could be done here under similar circumstances.

    EOR has had tremendous success in the neighboring Canyon Reef fields* with old leases in the Horseshoe Atoll. 50% of the moveable (produceable) oil in place is still to be recovered, some of which will initially be achieved through primary recovery, but we propose a plan for feasible secondary and tertiary recovery that would result in maximum recovery.



    East Vealmoor history: Injecting a gas is proven to work best in this Canyon Reef. In the 1970s Texaco introduced nitrogen injection the East Vealmoor Unit and saw a rapid increase in production but was soon forced to stop injection for practical reasons, they experienced early breakthrough and with the technology available then the gas plant couldn’t handle the increase in nitrogen content of the produced gas.

    Water injection in the unit was also tried and has been halted because it interferes with gas production and so currently they pipeline the water for disposal several miles away.

    There is a Canyon Reef Carriers (CRC) CO2 pipeline running northeasterly right past East Vealmoor on it’s way for injection in the Reinecke Field 5 miles away, 15 miles away to Sharon Ridge, 20 miles away to SACROC, and 30 miles to Cogdell Canyon Reef units. All these Canyon Reef fields have exhibited significantly increased oil production from CO2 injection.

    Either CO2 or N2 injection, or produced natural gas re-injection is feasible and planned for East Vealmoor. CO2 is sold in the Permian Basin for 3%-4% of the oil price.



    WAG (water alternating gas) and also simultaneous water and gas injection will be used, injecting water in the perimeter wells to keep the CO2 in the producing areas. We plan to use our wells in Section 13 to accomplish this on the north side and use Section 48 to the west. The ExxonMobil unit is to the east and south.

    The battery was built in the mid 1980s by Sun Production and was designed to handle water production by utilizing a 3,000 barrel flake-line coated steel water tank, 2- 150 hp triplex pumps, a 10’ x 20’ horizontal 3 phase free water knockout, an 8’ x 10’ vertical 2 phase free gas knockout, a 6’ x 20’ 3 phase heater treater, a 30” x 10’ 2 phase gas separator, a header for fluid coming from producers to the battery and a header for water going to disposal wells. Oil storage consists of 3-500 brl tanks and there was a LACT unit. They used this to produce 10,000 barrels water per day and several hundred barrels of oil per day.

    Our plan to drill horizontally in the top interval of the reef in the highs is designed to maximize oil cut and decrease water production. During it’s peak production the lease produced a couple thousand barrels of oil per day with very little water the first 20 years until the wells were deepened in the 1980s and sub pumps were utilized. We expect to soon be producing over 1,500 barrels oil per day with as little water as possible, but water production will sooner or later increase and necessitate using sub pumps again.



    Historically, initial production rates have been 30-150 barrels oil per day per one foot of open pay zone in the oil column. With a 100’ lateral running through the top five feet of the pay zone 500 barrels oil per day would only be 5 barrels oil per day per foot of pay, so production rates could easily be much higher. Some laterals could be drilled 1,000’+.

    It is a generally accepted rule of thumb to have a bare minimum of one day storage capacity for both oil & water production.

    We will install EOR gas injection facilities at the battery. In addition to the common facility requirements (compressors and CO2 rejection units) for the CO2 injection option (Kinder Morgan’s nearby CRC pipeline), the recent advances in nitrogen technology make it’s use an attractive alternative today also.

    Nitrogen effectiveness is enhanced with injection methods to reduce the chance of early breakthrough using water alternating gas (WAG) or simultaneous water and gas injection to make N2 a feasible EOR technique. Miscibility discourages early breakthrough which had caused the East Vealmoor nitrogen injection test in the 1970s to be terminated though it had impressively shown positive oil production results.



    On site nitrogen generation from air using state of the art pressure swing absorption (PSA) and Membrane technology make it a source of limitless supply and even less expensive than the more corrosive CO2 (though CO2 may be slightly more effective). A nitrogen generation unit could be placed at the battery.

    On site nitrogen rejection to make it economically feasible to sell produced gas even when nitrogen content is above pipeline specifications. Either producer or the purchaser, can now afford this process. A nitrogen rejection module could be placed at the battery.

    In-situ gas generation is still in experimental phase.

    Natural gas powered electricity generators for general lease use will be installed immediately. Larger electricity generators powered by natural gas engines will be installed at the battery when sub pumps become needed.

    Some wells will be drilled directionally/horizontally as producers, and some will be drilled directionally/horizontally as injectors. Some wells will have short (100’) horizontals due to reservoir geometry, some wells will have longer (likely up to 1,200’ and maybe 2,000’) horizontals when geometry allows.



    *some CO2 NEWS

    pdf: 5/20/01
    CO2 EOR in US, Oil & Gas Journal
    http://www.kindermorgan.com/business/co2/article_052001.pdf

    06/01
    Reinecke, Sharon Ridge, SACROC, and Cogdell CO2
    http://www.eandpnet.com/ep/previous/0601/0601optimization.htm

    4/25/02
    Reinecke, Sharon Ridge, SACROC, and Cogdell CO2
    http://www.snyderdailynews.com/2002april25/main.htm




    ON GOING DATA ACQUISITION

    3D Seismic Data Acquisition Extension
    Join our project for new seismic data acquisition in the East Vealmoor Field area that will extend and merge with our 20 square miles of existing data to identify reef mounds. The cost includes seismic permtting and acquisition of 640 acres of oil leases. Suggested potential oil reserves of 6,000,000 barrels. Inquire for partial interest buy-in. Joining the new acquisition will give you a preferential option in joining the drilling on 800 acres of offset leases.
    Price: $completed Tax: % NA
    Qty:

    George R. Dreher
    P.O. Box 10746
    Midland, TX 79702

    ph. 432-686-0397
    fax: 432-570-0397
    email: DreherGeo@aol.com



    Home Page | 3D Seismic | Company Data | Contact Us | Finance Equity | Map Page | Oilfield Equip | OilwellService | Profile | TrillionBrlOil | Trucking



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