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THE KELLOGG MOLTEN SALT PROCESS

IP.com Disclosure Number: IPCOM000221420D
Publication Date: 2012-Sep-07

Publishing Venue

The IP.com Prior Art Database

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 61% of the total text.

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0

0 II)

i ~.

~J I-t 0 0

0 0


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I


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ASH + CARBON

. PIPELINEGAS

I040PSIG

SECTION ASH REMOVAL

AND SALT

5O0

METHANATION

RECOVERY

Na2CO 3 +

ASH + CARBON

MAKE-UP Na2C03

C02

H20 OXYGEN SECTION GASIFICATION

AND ENERGY RECOVERY

RAW SYNTHESIS GAS

SECTION 400

GAS

PURIFICATION

SULFUR

FIGURE 1

SNG FROH COAL

BLOCK FLOH DIAGRAH

SECTION 1OO

COAL

PREPARATION

SECTION 300

SHIFT

CONVERSION

RAWCOAL


Page 10 of 23

FROM PURIFICATION

SECTION

DIOXIDE

~

~ VENT GAS

~ CARBONATION

TOWER

CARBON

ASH REMOVAL AND SALT RECOVERY SECTION

WASH WATER

~A

TO DISPOSAL

DISSOLVING

TOWER

TANK

BICARBONATE

FILTER

FIGURE 2

VENTGAS

p...Hco3

~L

OUENCH

1200 PSIA

U C,~C,NER I~

MELT FROM GASIFIER (16% ASH)

~"~

TOGAS, F,~R :

I1

GRINDER

l(X)OF

SATURATED SODIUM BICARBONATE SOLUTION ~ SOD.UMC, RBO.,TE

I !


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15

COAL SELLING PRICE, S/TON

i0

Figure3

Effect of Coal Price on Gas Selling Price

5


1.60 1.40 1.20 1.00 0.80 0

! !


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STEAM TURBINE

TO

SURFACE COND~

CLEAN FLUE GAS

BOILER

GAS TURBINE


H. P... STEAM

GAS

CLEANING

Figure 4

MOLTEN SALT POWER CYCLE

AIR

ASH SULFUR

AIR

GASIFICATI~

~SH

REMOVAL

AI203

FEED

PREPARATION

Na2CO3 MAKE-UP

COAL


Page 13 of 23

CLE~ FLUE

~ TAIL GAS

MAKE-UP

RECOVERY

SULFUR

Figure 5

CLEAN BOILER FUEL FROM COAL

~ REMOVAL

ASH

Na2C03

! !


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1800

1600

TEMPERATURE, OF

Figure 6

PRODUCTS VS. GASIFICATION TEMPERATURE

1400

1200

1000

Fuel Oil Gasoline

Hexane

Propane- Propylene

Ethane- Ethylene Methane CO-H2-CO2

700

! I


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BTU

LOW

FUEL GAS

Figure 7

MOLTEN SALT HEAVY OIL CRACKING

H2S

SULFUR RECOVERY."

H2S H2S

CRACKED

TOWER

GAS HDS"

Fe, Ni, ETC.

SALT

MAIN

FRACT.

REMOVAL

TAIL GAS

V

VACUUM

...