Rock Wool Manufacturing Company | Delta® Mineral Board

Delta® Mineral Board. Available in Delta® 3/4/6/8/10/12. DELTA®-3 Board is manufactured from mineral wool bonded together with a high temperature binder. It is a very efficient, semi-rigid type of insulation recommended for commercial and industrial applications from -20°F (-29°C) to 850°F.*(454°C*). There is a wide...

Rock Wool Manufacturing Company | Delta® PC

DELTA®-PC is a Precision Cut V-groove pipe insulation manufactured from mineral wool bonded together with a high temperature binder. It is produced to fit precise pipe and tubing sizes for commercial and industrial applications from -20°F (-29°C) to 1200°F*(649°C. DELTA®-PC mineral wool incorporates an additive...

US7093789B2 - Delta-winged hybrid airship - Google Patents

In one aspect, a hybrid airship including an outer shell, a plurality of helium filled gas envelopes, and an all-electric propulsion system may have the shape of a delta-wing. In some embodiments, the hybrid airship may be launched using buoyancy lift alone and aerodynamic lift may be provided by the all-electric propulsion...

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