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unit before it is assembled into a string. It is often necessary to fit the seal in an area where it may be gripped for screwing together tubular units. This patent describes a split seal, which can be fitted to a tubular unit after assembly. A variety of clamping methods are also covered.
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Carrier frame
## DiaTuff specialty industrial diaphragms DiaCom Corp, a designer and manufacturer of moulded diaphragms, has announced the introduction of Dia.Tuff, a new line of specialty industrial diaphragms. Dia.Tuff diaphragms are composed of proprietary high strength fabric spun from a liquid crystal poly
This patent provides details of a rotary joint that is designed for the transfer of low-temperature refrigerant with a minimal running cost. The joint has a series of bellows-type mechanical seals isolating the transfer passages. Patent WO/2009/122782 appears to provide more detail on the sealing sy