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fluidized-beds

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Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005794
EISBN: 978-1-62708-165-8
...Effect of grain diameter and density of fluidized bed (quartz sand) on the heat-transfer coefficient, W/m<sup>2</sup> · K (Btu/h · ft<sup>2</sup> · °F) Table 1 Effect of grain diameter and density of fluidized bed (quartz sand) on the heat-transfer coefficient, W/m 2 · K (Btu/h · ft 2 · °F...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005927
EISBN: 978-1-62708-166-5
...Comparison of the effects of hardening and isothermal quenching of type D3 tool steel in salt baths and in fluidized beds Table 1 Comparison of the effects of hardening and isothermal quenching of type D3 tool steel in salt baths and in fluidized beds Heating or cooling medium Diameter...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... proprietary alloys. (b) Immersed electrode furnaces only. (c) Low-carbon steel is recommended for completely submerged electrodes only. Fig. 7 Fluidized-bed furnace with external heating by electrical-resistance elements. (a) Pivoting cover. (b) Insulating lagging. (c) Refractory material...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005772
EISBN: 978-1-62708-165-8
... ( t ) for iron and steel boronized with B 4 C-Na 2 B 4 O 7 -Na 3 AlF 6 -base paste at 1000 °C (1830 °F). Source: Ref 46 Fig. 16 Layout of plasma boronizing facility. Source: Ref 25 Fig. 17 Diagram of a fluidized bed for boriding. Source: Ref 4 , 5 Abstract...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005773
EISBN: 978-1-62708-165-8
... by various methods Wide applicability regarding substrate materials, shape, and size Bath maintenance required Salt reagents must be washed off Distortion problem Temperature nonuniformity High working environment High-temperature fluidized-bed process No need to wash off...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005958
EISBN: 978-1-62708-168-9
...Abstract Abstract This article provides a detailed discussion on the heating equipment used for austenitizing, quenching, and tempering tool steels. These include salt bath furnaces, controlled atmosphere furnaces, fluidized-bed furnaces, and vacuum furnaces. The article discusses the types...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0004050
EISBN: 978-1-62708-183-2
... the behavior of corrosion-resistant coatings in boilers. The effects of high-temperature corrosion in waste incinerators are detailed. The article also examines the effects of erosion-corrosion in fluidized bed combustion boilers. erosion corrosion fluidized bed combustion boilers hot corrosion high...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001280
EISBN: 978-1-62708-170-2
... Temperature Life, h Method Thickness Silicide Additives °C °F μm mils Molybdenum silicide (MoSi 2 ) None Mo-0.5 Ti 1480 2700 10 Fluidized bed 25–50 1–2 Nb Mo-0.5 Ti 1540 2800 12 Pack cementation 75 3 Cr, Al Mo-0.5 Ti 1540 2800 8 Pack cementation (b) 60 2 Cr Mo...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005727
EISBN: 978-1-62708-171-9
...) Frequency Fig. 16 Powder-feeding system: gravity- and vibration- based system Fig. 17 Powder-feeding systems: rotating-wheel system and rotating-disc system Fig. 18 Powder-feeding system: fluidized-bed feeder Fig. 19 Powder-feeding system: vibrating spiral feeder...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005230
EISBN: 978-1-62708-187-0
... of Cast Alloys References References 1. Reynoldson R.W. , Heat Treatment in Fluidized Bed Furnaces , ASM International , 1993 2. Major F. and Apelian D. , A Microstructural Atlas of Common Commercial Al-Si- X Structural Castings , Proceedings of AFS Conference...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005992
EISBN: 978-1-62708-166-5
... of the different heating media ( Ref 7 ). A broad range of heat transfer rates are possible over operating temperatures which may range from 100 to 1050 °C (212 to 1920 °F) with fluidized bed furnaces for tempering operations typically ranging from 100 to 750 °C (212 to 1380 °F) ( see Table 2 ). Fluidized bed...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005957
EISBN: 978-1-62708-166-5
... safety requirements of these furnaces. batch-type furnaces ceramic fibers continuous-type furnaces fluidized-bed furnaces heat exchangers heat treating furnaces salt bath furnaces FURNACES ARE ONE OF THE MOST VERSATILE TYPES of industrial appliances that span many different areas of use...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003471
EISBN: 978-1-62708-195-5
... ) SMC Fuel gas, oil, inorganic solid Pyrolysis ( Ref 14 ) Polyurethane foams, ASR Gas, oil, solid waste Hydrolysis ( Ref 10 , 11 ) Foams, RIM resin, and elastomers Monomers of the input material Fluidized bed combustion ( Ref 14 ) RIM Energy recovery, solid and gaseous wastes Rotary...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006007
EISBN: 978-1-62708-172-6
... measure the pipe temperature. After fusion-bonded epoxy application, infrared measurements are effective. Courtesy of J.A. Kehr Fig. 7 Fusion-bonded epoxy powder must be stored in a dry, controlled-temperature environment. Dry compressed air (−40 °C, or −40 °F, dewpoint) in the fluidized bed...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006087
EISBN: 978-1-62708-175-7
... of the oxide if reduction is performed in a stationary system. Improved reduction rates are possible with nonstationary reduction in rotary kilns or fluidized bed reactors because of improved access of the reducing gas to the metal oxide particles. For many reducible oxides, however, it is difficult...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
... for molybdenum Type Deposition process Molybdenum silicide Fluidized bed, pack cementation, slip pack, plasma spray, electrophoresis Molybdenum silicide and chromium Pack cementation Molybdenum silicide and chromium, boron Pack cementation Molybdenum silicide and chromium, aluminum, boron...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005719
EISBN: 978-1-62708-171-9
... Fig. 1 Wire-feeding principles and devices Fig. 2 Pressurized volumetric powder feeder Fig. 4 Fluidized-bed powder feeder Fig. 5 Micrograph of irregularly shaped water-atomized powder Fig. 6 Micrograph of spherical gas-atomized powder Fig. 7...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006052
EISBN: 978-1-62708-175-7
.... , 1987 , p 221 – 225 5. Lassner E. , Influence of Carburization Temperature on Tungsten Carbide Properties , Int. J. Refract. Met. H. , 1989 , p 185 – 188 6. Sherman A.J. , Doud B. , and Hardy D. , Powder Properties of Nanocrystalline, Fluidized Bed Reduced...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005977
EISBN: 978-1-62708-168-9
... Problem area Gas carburizing CO 2 , CO, CH Greenhouse effect Cyaniding NaCN, nitrites Waste management, water quality Gaseous ferritic nitrocarburizing NH 3 Air quality Shot blasting Noise Noise Fluidized-bed processing Mineral dust Air quality Degreasing Trichlorethylene...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006506
EISBN: 978-1-62708-207-5
... Heat Treatment , Met. Eng. Q. , May 1971 14. Croucher T.R. , Synthetic Quenchants Eliminate Distortion , Met. Prog. , Nov 1973 15. Chaudhury S. and Apelian D. , Fluidized Bed Heat Treatment of Cast A1 Alloys , Proc. John Campbell Symposium, TMS Annual Meeting...