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By Thomas D. Wheelock

content material: Coal microstructure and pyrite distribution / Raymond T. Greer --
The choice of types of sulfur in coal and similar fabrics / John okay. Kuhn --
Direct choice of natural sulfur in uncooked coals / B. Paris --
an summary of coal guidance / J.A. Cavallaro and A.W. Deurbrouck --
Chemical comminution : a strategy for releasing the mineral subject from coal / Philip H. Howard and Rabinder S. Datta --
Use of the flotation procedure for desulfurization of coal / F.F. Aplan --
A comparability of coal beneficiation tools / Seongwoo Min and T.D. Wheelock --
Dry table-pyrite elimination from coal / D.C. Wilson --
Magnetic desulfurization of a few Illinois Basin coals / Haydn H. Murray --
Desulfurization of coals by way of high-intensity high-gradient magnetic separation: conceptual approach layout and value estimation / C.J. Lin and Y.A. Liu --
Applicability of the Meyers technique for desulfurization of U.S. coal (a survey of 35 coals) / J.W. Hamersma, M.L. Kraft, and R.A. Meyers --
Coal desulfurization try plant prestige, July 1977 / L.J. Van great, M.J. Santy, E.P. Koutsoukos, R.A. Orsini, and R.A. Meyers --
Oxidative desulfurization of coal / Sidney Friedman, Robert B. Lacount, and Robert P. Warzinski --
Sulfur elimination from coals : ammonia/oxygen method / S.S. Sareen --
Desulfurizing coal with alkaline ideas containing dissolved oxygen / C.Y. Tai, G.V. Graves, and T.D. Wheelock --
Hydrothermal coal method / Edgel P. Stambaugh --
Coal desulfurization via low-temperature chlorinolysis / George C. Hsu, John J. Kalvinskas, Partha S. Ganguli, and George R. Gavalas --
elimination of sulfur through pyrolysis, hydrodesulfurization, and different gas-solid reactions / Desulfurization and sulfidation of coal and coal char / G.J.W. Kor --
Fluid-bed carbonization/desulfurization of Illinois coal via the fresh coke approach : PDU stories / N.S. Boodman, T.F. Johnson, and K.C. Krupinski --
Hydrodesulfurization of coals / Donald okay. Fleming, Robert D. Smith, and Maria Rosario Y. Aquino --
more desirable hydrodesulfurization of coal char through acid leach / Ann B. Tipton --
Coal desulfurization in the course of gaseous therapy / Edmund Tao Kang Huang and Allen H. Pulsifer --
Desulfurization of coal in a fluidized-bed reactor / G.B. Haldipur and T.D. Wheelock.

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Extra resources for Coal Desulfurization. Chemical and Physical Methods

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Figure 6. S. p l a n t s t o p r o c e s s 1 / 2 - i n . by 0 raw c o a l . It is g e n e r a l l y i n s t a l l e d a f t e r a Baum j i g w h i c h c l e a n s t h e p l u s 1/2i n c h raw c o a l . In the Batac j i g , a i r p u l s a t i o n s are produced i n m u l t i p l e chambers d i r e c t l y b e n e a t h t h e bed s c r e e n , a s shown i n F i g u r e 7. The p u l s e s i n e a c h chamber a r e c o n t r o l l e d i n d e p e n d e n t l y and p r e c i s e l y . The j i g p r o v i d e s s i g n i f i c a n t l y h i g h e r t h r o u g h p u t i n t h e same s p a c e a s a c o n v e n t i o n a l Baum j i g b e c a u s e o f i t s i m p r o v e d e f f i c i e n c y and e l i m i n a t i o n o f t h e a d j a c e n t a i r chamber.

These i n c l u d e : p o s s i b l e inhomogeneity of s m a l l c o a l c h a r g e s , a b i l i t y t o d u p l i c a t e r e a c t i o n and c o l l e c t i o n t e c h n i q u e s , a n a l y s e s o f s u l f a t e s o l u t i o n s , and r u n s e x t e n d e d over a p e r i o d o f s e v e r a l weeks. ch003 Table II. 814. Although the inhomogeniety o f the s u l f u r d i s t r i b u t i o n i n the c o a l could e x p l a i n the o v e r a l l v a r i a t i o n of the r e s u l t s , another p o s s i b i l i t y f o r t h e l o w r e c o v e r i e s c o u l d be t h e l o s s o f SO2 during transfer.

F i g u r e 1 shows t h e r e s u l t s o f s t a g e c r u s h i n g f r o m 1 1 / 2 - i n c h t o p s i z e t o 200 mesh t o p s i z e and g r a v i m e t r i c a l l y s e p a r a t i n g a s a m p l e o f Lower F r e e p o r t bed c o a l f r o m O h i o and a s a m p l e o f P i t t s b u r g h bed c o a l f r o m West V i r g i n i a . F o r t h e Lower F r e e p o r t bed c o a l s a m p l e , c r u s h i n g f r o m 3/8 i n c h t o 14 mesh p r o v i d e d t h e m a x i mum change i n p y r i t i c s u l f u r r e d u c t i o n f o r t h e f l o a t - 1 .

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