Method and plant for preparing natural fertilizing material from sewage sludge
IL60822A0Inactive Publication Date: 1980-10-26HIRSCHFELD O
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Patent Information
- Application Number
- IL608
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1979-08-15
- Filing Date
- 1980-08-12
- Publication Date
- 1980-10-26
- Estimated Expiration
- Not applicable · inactive patent
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