Carl Gustaf Patrik Laval

Gustaf de Laval was born at Orsa in Dalarna in the Swedish de Laval Huguenot family (immigrated 1622 - Claude de Laval, soldier - knighted de Laval 1647). Continue reading

Mechanical cream separator

In 1878, Carl Gustaf Patrik de Laval, a scientist, engineer, and inventor, invented the mechanical cream separator, while working with the Klosters-Bruck Steel Works. Continue reading

John Bardeen

John Bardeen (/bɑːrˈdiːn/; May 23, 1908 – January 30, 1991) was an American physicist and electrical engineer, the only person to have won the Nobel Prize in Physics twice: first in 1956 with William Shockley and Walter Brattain for the invention of the transistor; and again in 1972 with Leon N Cooper and John Robert Schrieffer for a fundamental theory of conventional superconductivity known as the BCS theory. Continue reading

Centrifugal cream separator with a continuous flow

Inventor Carl Gustaf Patrik de Laval of Stockholm, Sweden, received an American patent for a centrifugal cream separator with a continuous flow on October 4, 1881.
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John Bardeen, first person to receive Nobel Prize in Physics Twice

First person to be presented Twice with the Nobel Prize in Physics was in 1972 (first time was in 1956)
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Paul Anthony Samuelson, first North American to receive Nobel Prize in Economics

First North America presented the Nobel Prize in Economics was in 1970
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Sinclair Lewis, first North American to receive Nobel Prize in Literature

First North America presented the Nobel Prize in Literature was in 1930
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Marie Curie

Marie Skłodowska Curie (/ˈkjʊri, kjʊˈriː/;[2] French: [kyʁi]; Polish: [kʲiˈri]; 7 November 1867 – 4 July 1934), born Maria Salomea Skłodowska ([ˈmarja salɔˈmɛa skwɔˈdɔfska]), was a Polish and naturalized-French physicist and chemist who conducted pioneering research on radioactivity. Continue reading

Theodore William Richards, first North American to receive Nobel Prize in Chemistry

First North American presented the Nobel Prize in Chemistry was in 1914
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Henri Becquerel

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