00806nam a2200253 4500 20260608203137.0 260224s1996 dcu Caja 1-A RP 2L Recommended practice for planning, designing, and constructing heliports for fixed offshore platforms API Recommended practice 2L API 2L 4th ed. Washington American Petroleum Institute, API 1996 08/03/2013 ; 07/02/03 vi; 13 p. NORMA American Petroleum Institute, API 105 Normalización 106 Normas API 109 Offshore 221 Plataformas offshore 229 141301 141301 0 0 0 0 212120 BAAB BAAB Caja 1-A 2026-03-04 200019666 0 Caja 1-A 200019666 2026-03-04 15:41:41 2026-03-04 NORMA