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  2. Process engineering - Wikipedia

    en.wikipedia.org/wiki/Process_engineering

    Process engineering activities can be divided into the following disciplines: [7] Process design: synthesis of energy recovery networks, synthesis of distillation systems (), synthesis of reactor networks, hierarchical decomposition flowsheets, superstructure optimization, design multiproduct batch plants, design of the production reactors for the production of plutonium, design of nuclear ...

  3. Grasberg mine - Wikipedia

    en.wikipedia.org/wiki/Grasberg_mine

    By the mid-1980s, the original mine had been largely depleted. Freeport explored for other deposits in the area. In 1988, Freeport identified reserves valued at $40 billion at Grasberg (Dutch, "Grass Mountain"), 3 kilometres (2 miles) from the Ertsberg mine. The construction of the winding road to Grasberg, the H.E.A.T. (Heavy Equipment Access ...

  4. Chemical process - Wikipedia

    en.wikipedia.org/wiki/Chemical_process

    In a scientific sense, a chemical process is a method or means of somehow changing one or more chemicals or chemical compounds. [1] Such a chemical process can occur by itself or be caused by an outside force, and involves a chemical reaction of some sort.

  5. p-Menthane - Wikipedia

    en.wikipedia.org/wiki/P-menthane

    p-Menthane is a hydrocarbon with the formula (CH 3) 2 CHC 6 H 10 CH 3. It is the product of the hydrogenation or hydrogenolysis of various terpenoids, including p-cymene, terpinolenes, phellandrene, and limonene. It is a colorless liquid with a fragrant fennel-like odor. It occurs naturally, especially in exudates of Eucalyptus fruits.

  6. Ziegler–Natta catalyst - Wikipedia

    en.wikipedia.org/wiki/Ziegler–Natta_catalyst

    A Ziegler–Natta catalyst, named after Karl Ziegler and Giulio Natta, is a catalyst used in the synthesis of polymers of 1-alkenes (alpha-olefins).Two broad classes of Ziegler–Natta catalysts are employed, distinguished by their solubility:

  7. Descriptor (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Descriptor_(Chemistry)

    See: E-Z notation Violet leaf aldehyde, systematic name (E,Z)-nona-2,6-dienal, is a compound having one (E)- and one (Z)-configured double bond. The descriptors (E) (from German entgegen, 'opposite') and (Z) (from German zusammen, 'together') are used to provide a distinct description of the substitution pattern for alkenes, cumulenes or other double bond systems such as oximes.