Ludwig Taprogge Reinigungsanlagen fur Rohrenwarmeaustauscher

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Dusseldorf, DE

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Method of preventing the adhesion of scale to the heating surfaces...
- Patent number 4,200,500
- Issue date Apr 29, 1980
- Grillo-Werke Aktiengesellschaft
- Natvarlal B. Desai
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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