P027 STRUCTURE OF CRUST OF KURIL- KAMCHATKA REGION FROM 2-D INTERPRETATION OF REFRACTION DATA Abstract 1 Structures of the crust including zones subduction and rift zone were obtained from the reinterpretation of refraction data of past years in the region of Kuril trench and Sea of Okhotsk. Numerous faults and thrust break the subducting slab in the Kuril trench. Complex and deformed blocks of oceanic crust and upper mantle form the hanging wing of subduction zone. In the central part of the Sea of Okhotsk the structure of relic subduction zone is obtained. The rift or spreading structure is present


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