Geothermal wells

UOS Drilling S.A. can boast of extensive experience in comprehensive geothermal well drilling. In recent years over 90% of all geothermal wells drilled in Poland have been drilled by UOS Drilling S.A. (formerly G-Drilling S.A.). The contracts are executed in the „turnkey” formula.

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Research, exploration and exploitation wells

For over 20 years we have been drilling salt deposits for the construction of underground oil and fuel storage facilities. For IKS Solino S.A. we have completed, among others, several dozen such wells.

Our customer is also the domestic gas pipeline operator GAZ-SYSTEM S.A. for which have made two exploration wells on the Damasławek Salt Mine.

We have extensive experience in drilling complex wells for hydrocarbon exploration for ORLEN Upstream Sp. z o.o., FX Energy Poland Sp. z o.o., PGNiG S.A., Lane Energy Poland Sp. z o.o.

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Openings for freezing plates

We are unrivaled in the production of freezing plates. In 2011, we carried out such a project for KGHM Polska Miedź S.A. for the deepening of the GG-1 shaft.

As part of the investment, we made 43 freezing wells with a depth of 440÷700 m on a ring with a diameter of 16 m. In 2018, we completed a similar project in which we drilled 42 freezer wells, 490 m deep, with a deviation of less than 0.5m.

The investment was carried out for the needs of sinking the shaft „Grzegorz”, which will be exploited by TAURON Wydobycie S.A.

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Large diameter dewatering wells

For nearly 40 years we have been supporting PGE Group in the drainage of subsequent coal seams in the Bełchatów Brown Coal Mine. Within the framework of these works, using a hammer system we perform, among others, large diameter wells (670-960 mm) with a depth of 250-300 m.

 

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Technical and production openings

In 2015 as part of the investment carried out for KGHM Polska Miedź S.A. we drilled 4 wells for the central air-conditioning system at the Rudna mine. Using 13 3/8 (339.7 mm) wells, ice water is pumped into the underground air-conditioning system, which enables people to work at greater depths.

 

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Drilling of Czarna Dolna-1

United Olifield Services S.A. (UOS) under onshore drilling contract between United Olifield Services S.A. and Polskie Górnictwo Naftowe i Gazownictwo S.A. (PGNiG S.A.) performed operations of drilling Czarna Dolna-1 well.

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Operations of drilling Bajerze - 2 oraz Tuszynki - 1K wells

United Olifield Services (UOS) under onshore drilling contract between United Olifield Services Sp. z o.o. and FX Energy Poland Sp. z o.o. performed operations of drilling Bajerze - 2 and Tuszynki - 1K wells.

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Snubbing services in the Draganowa 4K and Tyczyn 2K wells

United Oilfield Services Sp. z o.o. under the agreement signed with Polskie Górnictwo Naftowe i Gazownictwo SA, conducted works on two wells: Draganowa 4K (09-11.01.2018) and Tyczyn 2K (26-29.01.2018).

Scope of works included snubbing services.

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Drilling of Bajerze 1K well

In the period from February 2016 to May 2016, United Olifield Services (UOS) under onshore drilling contract between United Olifield Services Sp. z o.o. and FX Energy Poland Sp. z o.o. performed operations of drilling Bajerze 1K well.

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Snubbing services in the Wysin-3H well

United Oilfield Services Sp. z o.o. conducted a series of works in the Wysin-3H well (09.07.2016 - 06.08.2016), under the agreement with the company Polskie Górnictwo Naftowe i Gazownictwo SA (PGNiG), Oddział Geologii i Eksploatacji /Branch of Geology and Production/.

The scope of works included Snubbing Services:
- milling of composite plug,
- wellbore cleanout with a scraper tool.

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Snubbing services in the Wysin-2Hbis well

United Oilfield Services Sp. z o.o. conducted a series of works in the Wysin-2Hbis well (07.06.2016 - 29.06.2016), under the agreement with the company Polskie Górnictwo Naftowe i Gazownictwo SA (PGNiG), Oddział Geologii i Eksploatacji /Branch of Geology and Production/.

The scope of works included Snubbing Services:
- milling of composite plug,
- wellbore cleanout with a scraper tool.

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Drilling of Wysin 2H and Wysin 3H wells

In the period between June 2015 and December 2015, United Oilfield Services (UOS) under drilling service contract between United Oilfield Services Sp. z o. o. and Polskie Górnictwo Naftowe i Gazownictwo SA (PGNIG SA) performed following drilling operations:

- drilling of Wysin 2H well,

- drilling of Wysin 3H well.

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Snubbing operation on Berejów OU-2K well

United Oilfield Services Sp. z o.o., under the contract between United Oilfield Services and ORLEN Upstream Sp. z o.o. has performed "safely, properly and diligently snubbing operation on Berejów OU-2K well". 

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Drilling Pęclin OU-1 exploration well

In the period from December 2014 to March 2015, United Oilfield Services (UOS) under onshore drilling contract between United Oilfield Services Sp. z o. o. and ORLEN Upstream Sp. z o. o. performed operation of drilling Pęclin OU-1 exploration well.

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Drilling of Lublewo LEP-1, Sławoszyno LEP-1 and Lublewo LEP-1ST1H wells

In the period between December 2013 and May 2014, United Oilfield Services (UOS) under onshore drilling contract between United Oilfield Services Sp. z o. o. and Lane Energy Poland Sp. z o.o. performed drilling of LUBLEWO LEP -1, SŁAWOSZYNO LEP-1, LUBLEWO LEP -1ST1H wells.

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