Hollis

A silver replica of a holly leaf is to be made by investment casting. (A natural leaf is coated with ceramic slurry which is then dried and fired. During firing the leaf burns away, leaving a mould cavity.) The thickness of the leaf is 0.4 mm. Calculate the liquid head needed to force the molten silver into the mould cavity. It can be assumed that molten silver does not wet the mould walls. 

Breyer, R.A., Hollis, S.G. and Jural, J.J., United States patent USP 5,681,917. Low mole ratio melamine-urea-formaldehyde resin. Assigned to Georgia-Pacific Resins, Inc., 1997. 

Holly s (Holly, Michigan) original Wastewater Treatment Plant, WWTP, was built a trickling filter plant built in 1957 and had a design flow of 500,000 gallons per day. As the community grew it became necessary to construct a new plant. The... 

More recently, in the middle 1990s, the UK s Health and Safety Executive (HSE) also reviewed the push-pull system. Hollis and Fletcher offer a comprehensive literature review on push-pull ventilation and note that the main conclusions of previous work on push-pull ventilation of tanks are that the control is primarily supplied by the inlet jet, forming a wall jet along the surface of the tank, and that the main purpose of the exhaust hood is to remove the air and contaminant contained within the push jet. 

E. J. Hollis and B. Fletcher. A Literature Review of Push-Pull Ventilation. Report IRO, A7E/94/5. Sheffield, UK Health and Safety F.xecutives, 1994. 

In March 1877, New York inventor Birdshill I lolly introduced the Holly Steam Combination System to provide heat and power using steam distributed through an underground piping network. The first... 

You can get everybody you invite to come out if you just do drinks, said Holly Hunnicutt, twenty-seven, sitting with friends and colleagues from the publishing house where she works. We order fifty baskets of French fries—that s dinner. ... 

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