| 21. | As of 2015, no commercial extraction has taken place, other than a pilot plant.
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| 22. | Pilot plants were in operation by May 1942, and large-scale production followed in 1943.
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| 23. | The Waste Isolation Pilot Plant has done extensive research in development of these messages.
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| 24. | The pilot plant is still future speculation until a building permit is issued officially.
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| 25. | In 1994 Germany put up the money to develop a pilot plant at Gorny.
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| 26. | Once again, the staff at the Salt Wells Pilot Plant helped establish the new plant.
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| 27. | Several pilot plants are now operating such as the Royal Chitralada Projects Rajabiodiesel in Surattani.
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| 28. | Operations began at pilot plant in 1962, BUSINESS TIMES
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| 29. | In the same year in Belgium the Bio Base Europe Pilot Plant was set up.
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| 30. | Egypt had submitted the Hydrometallurgy Pilot Plant design information and had agreed to provide ICRs.
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