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sulfite process

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Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004190
EISBN: 978-1-62708-184-9
.... The article examines the corrosion problems in high-yield mechanical pulping, sulfite process, neutral sulfite semichemical pulping, chemical recovery, tall oil plants, wastewater treatment, and recovery boilers. It explains the stages of chlorine-based and nonchlorine bleaching, process water reuse...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001253
EISBN: 978-1-62708-170-2
...Abstract Abstract Gold electroplating was invented in 1840. During the first 100 years electrodeposited gold was used primarily for its aesthetic appeal as a decorative finish. This article provides a description of the gold plating process and the electrolytes used. It discusses the decorative...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005743
EISBN: 978-1-62708-171-9
... process) or acidic (sulfite) process. These process conditions cause corrosion and erosion of the inner surface of the digester. Arc sprayed coatings of nickle-base or iron-base alloys are applied as a solution for these problems. These intermediate storage bins receive the wet pulp from the digester...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001266
EISBN: 978-1-62708-170-2
... M 0.02 M Potassium cyanide 0.10 M 0.10 M Potassium hydroxide 0.20 M 0.20 M Potassium borohydride 0.20 M 0.20 M Temperature °C (°F) 70 (158) 70 (158) Rate of deposition μm/h 1.5 0.5 Composition and operating conditions for a sulfite-base electroless gold...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003699
EISBN: 978-1-62708-182-5
... obtained from literature sources and from Procter & Gamble analyses. Crude tall oil, distilled tall oil, and distilled tall oil fatty acids are the most common sources for oleophilic groups of inhibitor molecules. Tall oil is a by-product of pulping wood chips (usually pine wood) by the kraft process...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003812
EISBN: 978-1-62708-183-2
... the effects of composition, processing, design, fabrication, and external treatments on the corrosion of stainless steels. Various forms of corrosion, namely, general, galvanic, pitting, crevice, intergranular, stress-corrosion cracking, erosion-corrosion, and oxidation, are reviewed. Corrosion testing...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004210
EISBN: 978-1-62708-184-9
... and demanding process where corrosion (in all its many forms) is an inherent hazard. The costs in terms of lost production, the replacement of materials of construction, and the constant personnel involvement in corrosion control are substantial. If not controlled, corrosion can result in leaks and catastrophic...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006788
EISBN: 978-1-62708-295-2
... exchangers, and cooling towers. It begins with an overview of the scope of microbial activity and the corrosion process. Then, various mechanisms that influence corrosion in microorganisms are discussed. The focus is on the incremental activities needed to assess the role played by microorganisms, if any...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004142
EISBN: 978-1-62708-184-9
... Ref 74 Fig. 5 Scanning electron micrograph of the hollow shells of weeping on archaeological wrought iron. 100×; picture width, 300 μm. Adapted from Ref 74 Abstract Abstract The corrosion processes of metals during burial are affected by environmental pollutants, other...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006635
EISBN: 978-1-62708-213-6
... and thiocyanates act similarly and therfore must be absent. Sulfites , SO 3 2 − 1. Dilute hydrochloric acid Decomposition (which becomes more rapid on warming) and evolution of sulfuric dioxide (odor of burning sulfur) 2. Barium chloride strontium chloride White precipitate...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006062
EISBN: 978-1-62708-172-6
... Extraction Hypochlorite Ozone, Peroxide, and Oxygen Hydrosulfite Evaporators Recovery Boiler Causticizing Tall Oil Recovery Alkaline Pulping (Kraft and Soda Processes) Sulfite Pulping (Acidic Process) Mechanical Pulping Semichemical or Thermomechanical Pulping Coating...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006630
EISBN: 978-1-62708-213-6
... separation mode in IC is ion exchange. While the use of natural materials for ion-exchange processes dates to biblical times, development of modern ion-exchange materials took place in the early 1940s in support of the Manhattan Project ( Ref 2 ). The high-capacity ion-exchange materials initially developed...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003605
EISBN: 978-1-62708-182-5
... of the Functions of Passivating Additions During the Chemical Passivation of Iron in Weakly Acidic, Neutral and Basic pH Ranges , Werkst. Korros. , Vol 29 , 1978 , p 188 19. Andrzejaczek B.J. , Influence of Oxygen on the Kinetics of Corrosion Processes on Iron in Water , Korrosion , Vol 15...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005776
EISBN: 978-1-62708-165-8
... was in the compound layer, a compound with the structure of cementite, Fe 3 (CN), could also be detected. The same basic oxidation and catalytic reactions of Process 1 also occur in this process. In addition, further reactions take place because of sulfites in the melt. These sulfites are reduced to sulfides...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001243
EISBN: 978-1-62708-170-2
... are for conventional plating solutions; plating times for the proprietary fluoride-free solution are half of those shown. (b) M-16 rifle, barrel and chamber Process and equipment requirements for hard chromium plating using conventional solutions Table 9 Process and equipment requirements for hard...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003701
EISBN: 978-1-62708-182-5
...Abstract Abstract The corrosion process that occurs in industrial systems is often difficult to discern until extensive deterioration has occurred. For boilers to function properly, the incoming water must be processed to meet the water quality required for the boiler. This article discusses...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004184
EISBN: 978-1-62708-184-9
... pages 13. Heyn E. and Bauer D. , in Gegner P.J. , Corrosion Resistance of Materials in Alkalis and Hypochlorites , Process Industries Corrosion, National Association of Corrosion Engineers , 1975 , p 296 – 305 14. Schillmoller C.M. , Select the Right Alloys...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006395
EISBN: 978-1-62708-192-4
... electroplated Paliney pin tip. (b) Zoomed-in cross-sectional view of the side of a multilayer electroplated Paliney pin Fig. 4 Influence of processing parameters on the grain morphology of the electroplated film Fig. 8 Scanning electron microscopy images of a chromium electrodeposit on steel...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001254
EISBN: 978-1-62708-170-2
...Platinum Plating Anodes for PGM Plating Acknowledgment References References 1. Reid F.H. , Platinum Metal Plating-A Process and Application Survey , Trans. Inst. Met. Finish. , Vol 48 , 1970 , p 112 – 123 10.1080/00202967.1970.11870140 2. Reid F.H...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001744
EISBN: 978-1-62708-178-8
... solutions that contain cyanide or sulfite ions and scrap materials containing organic compounds must be subjected to a more severe pretreatment before measurement of the gold ( Ref 14 ). This typically involves a sulfuric acid-nitric acid (H 2 SO 4 -HNO 3 ) boildown or fuming with perchloric acid (HClO 4...