Schlumberger N.V. (NYSE:SLB) shares are trading lower on Tuesday. The company disclosed that its OneSubsea joint venture won a contract from BP p.l.c. (NYSE:BP) for a subsea boosting system as part of the greenfield development of the Kaskida project in the deepwater U.S. This contract signifies an important achievement in the enduring collaboration between SLB OneSubsea and BP, as it is their inaugural engineering, procurement, and construction (EPC) agreement for a subsea boosting system. The project involves a supplier-led high-pressure subsea pump solution, featuring an integrated power an…