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  2. List of spreadsheet software - Wikipedia

    en.wikipedia.org/wiki/List_of_spreadsheet_software

    Sourcetable [9] – AI spreadsheet that generates formulas, charts, SQL, and analyzes data. ThinkFree Online Calc – as part of the ThinkFree Office online office suite, using Java; Quadratic - A source available online spreadsheet for technical users, supporting Python, SQL, and Formulas.

  3. Two roll rubber mill - Wikipedia

    en.wikipedia.org/wiki/Two_roll_rubber_mill

    The two roll rubber mill is used in almost every rubber production facility today. Many other inventors created rubber mills with varying degrees of similarity to Chaffee's initial designs. [3] George Watkinson patented a three roll design in 1894 while Harold Denmire patented a four roll design in 1932. [4] [5]

  4. Microsoft Excel - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Excel

    Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS.It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA).

  5. Takraf GmbH - Wikipedia

    en.wikipedia.org/wiki/Takraf_GmbH

    DELKOR BQR cells are used in roughing, scavenging, cleaning and re-cleaning applications to process copper, zinc, Platinum Group Metals (PGMs), phosphates, graphite, slag and effluents. [ 25 ] In its first commercial application, the cell was applied to maximize limestone recovery for one of India’s leading manufacturers and suppliers of ...

  6. Mechanical screening - Wikipedia

    en.wikipedia.org/wiki/Mechanical_screening

    Mechanical screening, often just called screening, is the practice of taking granulated or crushed ore material and separating it into multiple grades by particle size.. This practice occurs in a variety of industries such as mining and mineral processing, agriculture, pharmaceutical, food, plastics, and recycling.

  7. Tandem rolling mill - Wikipedia

    en.wikipedia.org/wiki/Tandem_rolling_mill

    That is, a lower value of friction is used in the calculations. Consider the simplest case: A two roll bridle set with both rolls having the same wrap angle α. Then T 2 = T 1 ⋅ e p⋅μ⋅α, and T 3 = T 2 ⋅ e p⋅μ⋅α. Therefore T 2 / T 1 = T 3 / T 2 which gives, T 2 2 = T 1 ⋅ T 3. And so

  8. Cutting stock problem - Wikipedia

    en.wikipedia.org/wiki/Cutting_stock_problem

    This was an open problem until 2007, when an efficient algorithm based on dynamic programming was published. [ 14 ] The minimum number of knife changes problem (for the one-dimensional problem): this is concerned with sequencing and permuting the patterns so as to minimise the number of times the slitting knives have to be moved.

  9. Software calculator - Wikipedia

    en.wikipedia.org/wiki/Software_calculator

    Formula weight calculator: The input is a chemical molecular formula, using the periodic-table symbols and notation, and there is a button to work out the percentages of its constituents. Astronomical calculator: The input is a date and one or multiple celestial bodies (usually the sun, moon, planets, planetoids or comets). The program ...