u,138 UA US 52843 US US US US 2843 US authority US united states prior art keywords briquette steelmaking forming solidification oil prior art date legal status (the legal feb 01, 2018 the cohesive strength between binder and coal particles is comprehensive. mechanical power plays a major role for nonpolar coal particles in briquetting process. briquette strength is mechanical bonding result of adhesive penetrate into the pores curing. the curing conditions and water content had impact on briquette strength.
the article presents the results of the selection of optimal conditions for the preparation of mixture and the briquetting conditions for ob-taining stable ferrosilicon dust briquettes.additionally, in measuring the shear strength of biomass briquettes, chin and siddiqui raised the densification pressure from to mpa and found that the shear strength of briquettes increased from 27.5 to 95.7 1.2 to 4.6 1.3 to 6.7 to 73.3 and to 36.2
united states patent ferro-carb agglomeration ltd inc. primary class: 75433. other classes: 7510.1, 75766 At least of binder is needed to get sufficient strength in the final briquettes for any purpose at about to 8%, optimum results are obtained. Up to 10% of binder may be used without penalty binder levels ard materials laboratory in the united states with the aim of creating a highly dense fiber system, by placing high volume of steel fibers into the mold the fiber matrix of sifcon contributes signifi-cantly to the strength of concrete as similar to fibrous
there are a lot off suppliers providing bulk ferro alloys on okchem.com, mainly located in asia. the bulk ferro alloys products are most popular in india, pakistan, vietnam, indonesia, brazil, russia, mexico, united states, turkey, germany, etc. you can ensure product safety from certified suppliers certified to the relevant standards.company description located in anyang city, anyang jiahe metallurgical refractory Co ltd. was founded in 1999. anyang jiahe metallurgy materials company limited has convenient transportation by highway and railway, which connect four provinces. our company has strong technical strength and complete inspection means.
aug 21, 2006 tata steel kwazulu-natal on monday celebrated the start of construction of its -million ferrochrome plant at richards bay with a groundbreaking ceremony in united states patent a powdered lignin material or molasses is also preferably added to the carbon black-calcium carbonate mixture to impart strength to the briquette. typical ferrosilicon alloy ladle analysis in accordance with the present invention consists of about si, about 0.4% to about 2.4% ca, to about 1.4% ce,
function-ferro silicon: ferro silicon often used as deoxidizer in steelmaking. ferro silicon alloy can as one type of ferroalloy can be used as alloy elements join agent, widely used in low alloy steel, non-ferrous metal, bearing steel, heat-resistant steels and electrician silicon-steel.ferro alloys and silicon metal are mainly produced in electric arc furnaces, by reduction of metal ore using carbon under different forms: wood ships, coal, charcoal, or coke. this process produces large volume of hot dust laden fumes requiring to be filtered before rejection to atmosphere.
US briquettes fall amid sharp competition the nickel briquette premium fell for the third consecutive week, hitting new lows on more widespread reports of aggressive selling, generally believed to be coming from producers, in the united states, sources said.the briquettes were subjected for cold compressive strength analysis after days of drying to know the strength of the briquette to withstand the load while handling transporting and
u,617 UA US 32327 US US US US 2327 US authority US united states prior art keywords binder fines quicklime briquettes produced prior art date legal status (the legal status is sep 24, 2012 properties briquettesize & shape diameter mapparent density 5200 kgcompressive strength patensile strength patumbler index 95% abrasion index 3%shatter index 98% table- properties of briquettes figure- maximum cold compressive strength of briquettes
united states patent briquettes made in this manner have sufficient strength to withstand severe abuse at normal, and at even higher, handling and transportation temperatures. actual commercial tests of the ferro alloy briquettes described herein were made under varying conditions to determine the silicon recovery as compared to UA usa UA UA US US US US US US US US US authority US united states prior art keywords briquette per cent finely divided resin wax prior art date legal status (the legal status is an assumption and is not
formed briquettes of high green strength, united states patent abstract: formed briquettes of high green strength, high shatter and good compressive strength in the cured state from a composition comprising a metal- andor carbon-containing waste, one or more reactible isocyanate group containing materials and one or more hydroxyl may 21, 2013 the physical characteristics ofbriquettes are acceptable to existing LD steel making process.properties briquettesize & shape diameter mapparent density 5200 kgcompressive strength patensile strength patumbler index 95% abrasion index 3%(
united states prior art keywords binder quicklime fines briquettes briquetting prior art date legal status expired fee related, expires