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Essential Process Engineering <br /> PROCESSING FACILITY BUILDING REQUIREMENTS: <br /> Occupancy: F-1 minimum required/Processing within an identified <br /> Control Area designed to WAC 51-54A-3800. <br /> Extraction Equipment Models: Brian Knopf 5ib Extractor <br /> Solvents Used: Flammable Gas(IsoButane/ nButane)—Liquified Gas <br /> Solvent Quantity: Not to exceed 150 lbs(30 Gallons) Per Control Area (See <br /> local codes and reductions in MAQ from IBC 2012) <br /> Lab Construction: IBC/IFC Control Area Design or H-2 Type, NFPA 70 Electrical <br /> Design protection measure K option may be used for <br /> inclusion of non-explosion proof rated equipment and <br /> room classification to NFPA 70 Class I Division 2,static <br /> resistant floor. <br /> (Processing Lab design/approval not included in this <br /> report) <br /> OPERATING TEMPERATURES: <br /> Maximum Operating Temperature= 110 degrees F <br /> Minimum Operating Temperature= 25 degrees F <br /> The Collection Vessel never exceeds a Temperature of 110 degrees Fahrenheit(110 Maximum operating <br /> temperature) <br /> Vp Butane at 60 Degrees F= 12 psig <br /> Vp Butane at 100 Degrees F= 36 psig <br /> Vp Butane at 110 Degrees F= 45 psig <br /> Vapor pressures for Isobutane shown above. <br /> **Considerations must be made for varying altitudes. <br /> 5/3/2016 Project: 1604141_BrianKnopf_Extractor Page 5 of 34 <br /> EPE Doc. 160414ER Confidential -Proprietary Document Butane USE ONLY <br />