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Elf Atochem buys molecular sieves plant.

• Authors : Alperowicz, Natasha

• Source: Chemical Week. 6/24/1998, Vol. 160 Issue 24, p22. 1/6p.

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PQ debuts molecular sieves.

• Source: Chemical Week. 12/3/1997, Vol. 159 Issue 46, p7. 1/6p.

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Cheaper, cleaner process.

• Authors : Fairley, Peter

• Source: Chemical Week. 8/30/1995, Vol. 157 Issue 8, p45. 1/4p.

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Technology & environment.

• Source: Chemical Week. 1/28/1998, Vol. 160 Issue 4, p50. 1/2p.

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Reverse-Selective Sieve Could Lower Separation Costs.

• Authors : Scott, Alex

• Source: Chemical Week. 5/8/2002, Vol. 164 Issue 19, p25-25. 1/2p. 1 Black and White Photograph.

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technology & environment.

• Authors : Wood, Andrew; Franz, Neil

• Source: Chemical Week. 8/22/2001, Vol. 163 Issue 32, p37-37. 1p.

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PQ expands zeolites.

• Source: Chemical Week. 5/28/1997, Vol. 159 Issue 21, p5. 1/8p.

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