Abbreviation: OKEC_KL Version: 1.2 Validity: 01.01.1996 - 31.12.1998 Family: Activities
Language version: EN
Classification level: 3
Correspondences: | ||
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Classification of Economic Activities rev. 1 and 1.1 (CZ-NACE) - level 2 - Subsection | CA | Mining and quarrying of energy producing materials |
Classification of Economic Activities rev. 1 and 1.1 (CZ-NACE) - level 4 - Group | 111000 | Extraction of crude petroleum and natural gas |
Classification of Economic Activities rev. 1 and 1.1 (CZ-NACE) - level 4 - Group | 112000 | Service activities incidental to oil and gas extraction, excluding surveying |