METHOD AND DEVICE FOR UTILIZING NUTRITIVE SALT IN CLOSED WATER AREA
- 专利权人:
- ISHIDA KOGYO KK;HITACHI KASEI TECHNO PLANT KK
- 发明人:
- TANIGUCHI NORITOSHI,YAMAMOTO MASAYUKI,IKEMOTO ISAMU,OHASHI TOSHIHIKO,TANAKA TOSHIO,TAKAHASHI KAZUTO
- 申请号:
- JP19930235591
- 公开号:
- JPH0760286(A)
- 申请日:
- 1993.08.27
- 申请国别(地区):
- 日本
- 年份:
- 1995
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心
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