Category Archives: Jenike Blog

Snowboarding vs. Skateboarding: Or a Tale of Two Friction Angles

I am excited that winter has arrived in New England. Last winter, my nephew taught me how to snowboard. I figured that I would be able to pick up the sport rather quickly. After all, I was an avid skateboarder … Continue reading

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The Value of Getting it Right the First Time

  Commonly, we are known as the bulk solids “problem solvers.” Believe me, we’re happy to have that reputation, but even better for us (and our clients), would be to prevent problems in the first place. Many times every year, … Continue reading

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Death of a Bulk Solids Pioneer

  I just learned that Abraham Goldberg was killed in Jerusalem last month. The BBC news item link below gives details: http://www.bbc.co.uk/news/uk-30100918 Abraham initiated conferences on silos, bulk solids and pneumatic conveying in the UK, Chicago and elsewhere in the … Continue reading

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Looking At Jenike & Johanson From Many Perspectives

Originally as an employee of Apollo Technologies in 1976, and ultimately one of the founding owners of a Dallas based engineering services company (1982), Guardian Utility Services, Inc. (GUS, Inc.), I remember well discovering Jenike & Johanson’s (J&J) revolutionary “mass … Continue reading

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If You’ve Seen one Sample, You’ve Seen ‘em all – Right?

Some people ask that, “If J&J tested one sample of say sugar, we must have tested it all – can’t we just use historical data?” This question has come up for many materials such as iron ore, limestone, bran, flour, and microcrystalline cellulose, … Continue reading

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Do We Take Powders for Granted?

  Whenever I have too much self esteem, I like to go home and visit my parents. And so I took a few vacation days to travel to my hometown of Salida, Colorado, where my father asked me if I … Continue reading

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Jenike Centennial is a Time for Reflection

  1914 — 100 years ago – was a time of tremendous change. Henry Ford opened the world’s first assembly line (for the Model T). The world’s first airline, St. Petersburg Tampa Airboat Line, started operation. W.H. Carrier patented the … Continue reading

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Should You Re-Purpose That Silo?

  Recently I was in Houston teaching an AIChE course on flow of solids in bins, silos and hoppers. During our discussions, repurposing of plant equipment, such as using an existing pump for a new process line, a liquid storage … Continue reading

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Vibrators – Did it Work for You?

  Vibrators are commonly used in many industries as “flow aids” or “flow promoters” for bulk solids. The chronology of vibrator use often goes like this: 1) a particular bulk solid is put inside a bin without regard for the … Continue reading

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The Trials Of A Trial And Error Approach

Let’s set the stage…you’re an engineer at a manufacturing company that handles a bulk solid material at some point in your production chain. Many of your colleagues are also engineers, and very intelligent ones at that. You and your co-workers are … Continue reading

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