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Petroleo Brasileiro S.A.--Petrobras

Corporate Assignee

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Details Petroleo Brasileiro S.A.--Petrobras Petroleo Brasileiro S.A.--Petrobras

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Adapter for oil well tubings

Wells – Conduit wall or specific conduit end structure – Plural – parallel – nonconcentric conduits

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Apparatus for the determination of chemical compounds by chemilu

Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Chemiluminescent

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Aviation gasoline formulation

Mineral oils: processes and products – Products and compositions – Fuels

Reexamination Certificate

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Bacterial cleavage of only organic C-N bonds of carbonaceous...

Chemistry: molecular biology and microbiology – Micro-organism – per se ; compositions thereof; proces of... – Bacteria or actinomycetales; media therefor

Reexamination Certificate

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Christmas tree for subsea production

Wells – Submerged well – Connection or disconnection of submerged members remotely...

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Profile ID: LFUS-PAI-P-1715418

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