$诺贝尔能源(NBL)$ 8-K - Current report Filed: 2017-10-30 AccNo: 0000072207-17-000077 Size: 150 KBItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain OfficersItem 9.01: Financial Statements and Exhib 网页链接