00193 Design of magnetic recoverable catalysts for primary coal liquefaction

02

Liquid fuels (derived liquid fuels)

Coal liquefaction test at a 1 t/d PSU. Effect of coal catalysts on the product yield

97100184 liquefaction Nogami.

Y.

CI al.,

S&tcrrr

Kogclku

Hopp

Kar~i

Rohrr~h~.1995. 32.XY-

Y2.(InJapanese) The

article

wet-

and

gives

unit.

oil yield bhl/t

information

on

synthetic

tests

supporting

Sakanishi.

K.

165-168.

dry-method

Liquefaction

Design of highly functional 97/00191 lysts by modifring carbon particles

were

The

studies

iron

conducted

on

dry-method

at 46.5’ C was 61.8

iron

wt?/

of

pulverized

sulfide\

(dry

natural

as coal

Tanito

pyrite

liquefaction

Harum

coal

sulfide

gave

a higher

ash-free

coal

hacis),

and

in

the

yield

equivalent

this

were

process

of oil.

In

(Kejten

catalysts.

Sekircrn

Ku~uklr

Hoppw Ro~zh~or.d~~. I YYi, 30.

I(N@$

study

recoverable

catalysts

for

coal

examined

primary

in terms

of the

were

of recovery

cupported

prepared

liquefaction.

Ni

procedure.

and

Coal liquefaction

Kawabata,

M.

c’f N/.,

Srkircrn

103%IYh. (In

Japanese)

In this study

liquefaction

process

development

product

yield

conditions conditions. with

Okamoto. The Blind

the

Canyon

reaction

activity

range

of

I(n@r

Fe-loaded

the

liquefaction.

and

Black

specific

conditions mechanism

on wa\

hydrogenation

established

that

hydrogenation

development oil yield

unit

beat

presence

out

30.

was

in the

enhanced

when

to give

carried

highly

out

by

the

Hydroliquefaction

Fe-loaded

hydrogen

obtained

of coal,

was

_of coal.

using

and

were

activity

Coal solubilization of coal-solubilization

97100187 Mechanism Yoneyama. 24-27.

Y.

(In

Presents

the

and

findings

Sakanishi,

K.

for

catalyst

cxhihited

halide

and

system,

alkyl

coal at

reduction

in

reG\tance

High

coal

tion,

coal

grinding

K.

with

of Fe’+

dispersed

was

Fe specie\

was

of

reaction.

and

former

the

the

C.

(‘I

are

active

the

Sekitcrn

use as

to

of

a

in the

BuZnI/BuZZn/BuI

hoth

an addition

structure

prevails

reaction of coal

alkylation

halide.

paper

looks

were

thermally

water

slurries

upgrading

at several

w’as

and

also

results

catalyst\

support.

he

the

coal

and

a

The

changes

investigated coals

of the

in detail.

at of 200-300

in a large

K.
paper

F~rel.

looks

increase

liquefied

l9Yh,

at gel

measurement

more

one

effective

in

of of

13l-136.

bituminous

(In

coal

rheological

hehaviour

The

indicated

results

sharply

decreases

in the maximum

products

separately

permeation

from

coal

which of coal that

the

the

Ni

Victorian

observed

the

polar

Y.

ef ul..

as

be

coal. elution

co;II

Mo,

liquctaction

in

terms

hydrogenation and

and

surtncc

of

it\

liquefac-

modifications

hy

concentration

for

Hutrxrre Xucho. IYYh.

coal

in

a

a slurry

concentration volume

obtained

water

slurry

basis

of

maximum

to zero.

a

linear

hy

maximum dependence

water

fraction.

extrapolating

maximum

agreement

Chlncsc)

the

separated

The

is in good

(In

determining

is determined

fraction method

for the

the

concentration

hy this

wet-milling

on

on

(3). 277-2X0.

24,

method

slurry

with

the concen-

that

ohtaincd

preparation.

97100195 Development of dry production method of synthetic iron sulfide and its coal liquefaction performance

This

pap&

catalyst

details

using

The

a

a small

dry

productivity

than

disulfide

(secondary)

which

using

the

the

wet

wet

be

ahout

crushed

expected The

to

product

submicron coal

iron

capacity

100 11 of the

to

by autoclave

synthetic

production

method.

and

method

for

the

would

production

content

catalyst

of the

method with

method

is easily

product

that

production apparatus

production

wtC+’ of iron

than

dry scalr

sulfide of

IO kg

have

larger

catalyst

average

luvcl.

The

liquefaction

has Y2

particle

test

aizc

liquid

yield

is 4%

higher

catalyst.

of their

around temperature

components

in the

IO’.

Z.

Avail.

/Hr..

B

This

study

major

of

found

peaks

the polarity

a novolak

phenol

both to

Univ.

1996,

57.

looks coal

at

Microfilms (3). the

Int.,

Order

No.

DAY62361

I.

From

f1i.n

lY7l. development

of

process

(continuous

liquefaction

an

ultrashort flow

reaidcnct:

time

reactor).

in as

and resin

components

to

the

he

effective

97100197 tion of coal

The effect of benzoyl

Nakada,

Sekircrrl

(In In

present

M.,

order

to

increase

generate

peroxide

reaction in

peroxide

on solvent

Happo Rouhrrmhu, 19Y4,

Ko~okrr

Koigi

solvent

radicals

liquefac-

3 I. 239-241.

Japanese)

benzoyl

preasphaltenes.

was

system in the

at

added

around

to

300-420

disappearing

rate

under

coal

liquefaction

Tetralin-henzyl C.

of henzyl

ether

Uenzoyl ether

and

peroxide and

the

conditions. Tetralin-coal gave

coal’~

a

little

conversion

rate.

oil from a 1 t/d PSU

Hnp/~yo Ror~hurrsh~ 1995.

Kaigi

Yang, Ah.W.

to

such

to the polar

According

was

of coal derived

Ktrguk~t

two

reflecting

weights

applied

solvents

method

using

molecular

liquefaction

Sekiton

times,

was

preasphaltenes

polar

solvents,

calibration

preasphaltenes,

distributrd

which of the

When

retention

a new the

Composition

97/00190

97100198

Effect of coal pulverization

of

on liauefaction

32. 4S-

Japanese)

The

paper

oils

obtained

catalysts

in the

to

a high

reducing

used

at different

respectively.

established

evaluation.

Difference

for

of the maximum

developed

separated

continuous

distribution

brown

By applying

components

polystyrenes

4X. (In

and

primary

is examined

apparent

loading

IOhS-1070.

chromatography

weight

were

components.

non-polar

75. ,(Y).

of molecular

N-methyl-2-pyrrolidone

Alhara,

tration

h.

and

for pri-

to

of the rheological behavior coal water slurries. I. Effect

coals

catalysts

97100196 Development of ultrashort residence time continuous coal liquefaction process (continuous flow reactor)

Masuda,

were

hydrogenation

substitution

latter.

(2).

of

maximum

from

Bu:Zn/BuI

of Bu groups

than

to

than

maximum

Yubari

reaction

for

Fe?AI

activity

supported

have

volume

rindalkyl

Chromatographic characterization of preasphal97100189 tenes in liquefied products from Victorian brown coal

of their

higher

hy The

treatment.

Rnnliuo

concentration

the

slurries.

were

0.. authors

This

end

rather

found

in a solvent

low-rank

upgraded. were

of low-rank

viscosity

Zhang.

hutylzinc

Chinese) This

species.

HU/J/JW Rouhr~~th~~, IYY4. 3I,

Kutgi

recoverable atmosphere,

of

or acid

with of

of

RuniiaoHutr.ur~ Xudm~, IYYh.24.

crl..

improved

catalyst.

recoverable

Kqdr~

magnetic

H&G/H:

activation

The

species

using coal

soluhility

was salts

carried

alkyl

soluhilization

investigated

Characterization 97100188 thermally upgraded low-rank coal upgrading temperature Sun.

coal

systems,

moieties

increasing

6

which

In BuZnI/BuZZn/Bul

aromatic

the

to coal.

Hoppw Ro,~hutrvhu. 1004. 3I.

Ka;,?;

mechanism

compounds

times

Ni-Mo!A1201

for

how

Japanese)

FelAl

Fe-loaded

hY3

reaction

Examines using

as catalyst

using zinc and by alkylation

I(N&{r

halides.

which

model

systems.

the

-4

metal

low,

activity

dsicus\es

catalysts and

and

dispersed

as higher

paper

NiMo

area

a highly

as well

methods

a comparable

surface

prepare

The

KB-supported

NiMo than

high to

recovery

preperation

of ul..

(In

between

on

extremely

liqurfaction.

of

supports.

(ca.HSC/)

an

as a catalyst

function

coal

activity

the

has

selected

with

KB-supported

activity

of

Japanese)

compounds coal

Sekitcrrl

cf rrl.,

cata-

Huppw Ro~~hwd~u. IYY4,3 I.OY-

ktigi

Design of magnetic 97100193 mary coal liquefaction

coal as catalyst.

Hup/~wRorthur~thu. 1003.

as a catalyst

in the

carried

yield

Kagaktr

which

was

catalyst

designing

was in good

(KB),

gravity.

NiMo

S&rut7

coal liquefaction

Japanese)

ton!

of the maximum

process

the liquefied

Icir;gi

coal

KBHd

was

presence

K. er 111..

(In

X7-260.

with

oil

The

in the

It was

a combination

using Fe-loaded

I-methylnaphthalene and

102.

Determination 97100194 coal water slurry

14

for

MO.

value.

Se~irrrrt

coal

in

as catalyst.

constructed. were

conditions.

calculated

of

of Fe’+

conversion out

was

I

in a

Japanese)

preparation

reduction

Sakanisi.

coal

of liquefaction a reaction

results.

oil yield

within

S. e/ ~1.. (In

PDU

Ro,r/~r,r~vhr. 1903,30.

on Wyoming

effect

the

Coal liquefaction

97100186 177-1X0.

the

model

At these

the

conducted

and

a maximum

operating

Hqpw

Ku;,si

From

a reaction

for

operating agrt!ement

unit

reviewed.

and

the conditions

the

black catalyst\

to 4.65

Ketjen

the

considered.

test at 1 tonlday

&@I

tests were

day

and

carbon

Black-hased

coal.

97iOOl85

the

using

Kejtcn

Design of highly functional 97/00192 lysts of modifying carbon particles

This

cata-

Japanese)

Black)

activation

The

er
(In

coal liquefaction

discusses in in studied.

the effects

liquefaction

paraffin natural

content pyrite

of coals tebts was

in

and catalysts the

process

observed.

accelerated

on composition supporting

Among

cracking

oil.

Fuel and Energy Abstracts

three

of normal

of coal

A cornpar&

unit

(PSU).

toluene-soluble

iron

sulfide

liquefaction

paraffins

in

between

of coal those

concentration

January 1997

product (TS)

of

distribution and

pulverized an

on the

100

and

propertie\

of

hcxanc-insoluble,

toluene-ina~)lubleiTHF-soltlhle mesh

liquefaction

to a particle coal.

The

of coals

size effect was

fractions

of less than of

10 I’m

Fe201-sulfur

is discussed.

in

is made catalyst