Page 20 - Pakistan Oilfields Limited - Annual Report 2020

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The oil and gas value chain starts with discovering fields and ends with
providing products to end consumers. The different stages include
exploration, production, storage, processing/refining and marketing.
The three facets of the value chain are:
PAKISTAN OILFIELDS LIMITED
- OIL AND GAS VALUE CHAIN
Upstream sector
(Exploration, Production)
- known as Exploration and Production
companies, are primarily involved in identifying
and assessing potential Oil & Gas producing
blocks, drilling exploratory wells & developing
infrastructure in economically viable oil fields to
produce commercial quantities of hydrocarbon.
Midstream sector
(Transportation and
Storage)
- primarily involved in transportation
of hydrocarbons. The various modes of
transportation include pipelines, rail and road
transportation.
Downstream sector
(Refining and Retail
Markets)
- is the process of refining, marketing
& selling. These companies transform & refine
crude oil into a variety of derivative products
such as liquefied petroleum gas, gasoline, jet
fuel, diesel oil, other fuel oils etc., which are in
turn, sold to different end-users.
Pakistan Oilfields Limited
– After conducting
seismic surveys to assess fields for potential
presence of hydrocarbon reserves, wells are
then drilled to extract Oil & Gas. Main products
extracted by POL include Crude Oil and Natural
Gas.
Crude oil is stored in storage tanks and then
transported through pipelines and bowzers to
our own Khaur Crude Decanting Facility. After
decanting it is transported through pipelines
and oil bowzers to refineries. Similarly, Natural
Gas is transported through pipelines to SNGPL.
The LPG supply chain starts with production
of oil and gas at wells. Gas is then converted
into LPG and distributed to end users in LPG
cylinders.
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PAKISTANOILFIELDS LIMITED
Natural Gas
*SNGPL
Oil Bowzers
LPG Gas
Processing
Pipeline
Oil & Gas Transfer
Oil Refineries Oil Marketing
Companies
POLGAS
Distributers
Pakistan Oilfields Limited
Upstream
Midstream
Downstream
Crude Oil
Natural Gas
LPG
Sales/Marketing/Retail
Refining & Distribution
Onshore
Pumpjack
Process & Storage