This main category is for vertically integrated companies that do substantial business in a number of major subcategories. For example BPAmoco is a major player in exploration, refining, petrochemicals and marketing. Many national oil companies belong in this category.
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Subcategories 17
Related categories 5
Other languages 14
Last update:
January 23, 2024 at 10:07:48 UTC
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- Recently edited by merlin1
- Recently edited by merlin1