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Boiler glossary Z |
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| ZEOLITE PROCESS -- Standard
water-softening process, formerly based on using naturally-occurring zeolites,
but nowadays on synthetic seolites (insoluble synthetic resins). ZEROL GEAR -- A type of bevel gear, having curved teeth and zero helical angle. ZINC -- Zn. A metallic element with atomic number 30. ZINC PROTECTOR-- Introduced originally for the cathodic protection of copper sheathing on wooden ships. Now used in steel ships near the bronze propellers. Also used in heat-exchanges to protect the tubes. ZIRCONIUM -- Zr. A metallic element with atomic number 40. ZIRCONIUM OXIDE -- ZrO2 is used in oxygen sensors. |
© 2007 Lars Josefsson Boilers