Tag Archives: History

The History of the Milling Machine

Milling machines came originally from machine tools called rotary files. They were circular cutters that worked inside of a lathe. This machine was originally developed because hand filing materials was taking too long. The first of the milling machines was between the years 1814 and 1818. There were two armories that used the first milling…

A Brief History Of Die Cutting

Die cutting is an old industrial process that came into existence during the early 19th century. The Industrial Revolution brought forward these machines. Since that time, these machines played an extensive role in mass-producing various products at a faster rate and at a lesser amount of time. As it was an integral part of our…

A Brief History For Control Valves

It is certain that the development of control valves is closely related to the industrial process. It is true that in ancient times, people have come up with the idea of regulating. People try to regulate the flow of water in rivers or streams by using large rocks or tree trunks to block the flow…

History of the Jersey Barrier Industry

The importance and necessity to deploy concrete median Jersey barriers along traffic routes is no longer a debatable issue, as numerous studies and researches have amply demonstrated their functionality. From the very first time that the California highway authorities used the concrete Jersey barriers, along the Grapevine Grade, on the US route 99 in the…

The History of the Backhoe

Today backhoes are commonly found on almost every construction job. It is hard to imagine any dirt moving job without some backhoe work. Backhoes are compact and easy to maneuver. One of the reasons they are so popular is the ability to quickly do small jobs otherwise done by hand. Rubber tires give it mobility…

Polyurethanes History

The pioneering work on polyurethane polymers was conducted by Otto Bayer and his coworkers in 1937 at the laboratories of IG Farben in Leverkusen, Germany. They recognized that using the polydynamics principle to produce polyurethanes from liquid diisocyanates and liquid polyether or polyester diols appeared to point to special opportunities, especially when compared to already…

History and Usage of Tin

Tin is a chemical element located in the period table. The symbol for Tin is Sn which is derived from Tin’s Latin name, stannum. The atomic number for Tin is 50. Tin is a soft, malleable metal that resists corrosion well and can be found in a number of alloys. History: Tin is one of…

The Development and History of Tri-Cone Drill Bits

The history of tri-cone drill bit development stretches back over 100 years. It may seem strange to think that such a precision piece of equipment from the present has roots dating back to 1908, but the road to the level of innovation in modern tri-cone bits is a long one. Howard Hughes and the beginning…

Dumped Tower Packing's Development History

Over the years many shapes have been proposed for tower packing elements, but only a few are widely used. Probably the oldest random dumped tower packing shape in substantive commercial use is the raschig ring. This packing is a simple cylinder with a length equal to its outside diameter. It is manufactured from ceramics, metals,…

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