Waste oyster shell is a waste product from oyster-culturing farm and also presents a major disposal problem in itself. The present study is conducted to develop equipments for recycling waste oyster shells etc. Through the processing of the recycling treatment of wasted marine products, it is transfered and used as the other functional materials. The advanced drying and crushing equipments are designed and conducted the performance evaluation. Finally, it was shown that performance of these are superior to that of the other existing equipments.

Abstract
 1. 서 론
 2. 개발 내용 및 방법
 3. 검토 및 고찰
 4. 결 론
 References

• 김봉환(경남과학기술대학교 자동차공학과) | Bong Hwan Kim
• 안국찬(경남과학기술대학교 자동차공학과) | Kook Chan Ahn Corresponding Author