Class information for:
Level 1: SPENT CATALYST//STONE COAL//NI MO ORE

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
11292 927 20.7 43%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
577 13568 HYDROMETALLURGY//BIOLEACHING//ACIDITHIOBACILLUS FERROOXIDANS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 SPENT CATALYST Author keyword 41 46% 7% 66
2 STONE COAL Author keyword 36 71% 3% 29
3 NI MO ORE Author keyword 27 92% 1% 11
4 RARE SCATTERED ELEMENTS LIAONING PROV Address 26 100% 1% 11
5 SPENT CATALYSTS Author keyword 19 58% 2% 22
6 SPENT PETROLEUM CATALYST Author keyword 14 100% 1% 7
7 MO RECOVERY Author keyword 6 80% 0% 4
8 AMMONIUM PERRHENATE Author keyword 6 58% 1% 7
9 WET LEACHING Author keyword 6 100% 0% 4
10 RARE SCATTERED ELEMENTS Address 5 43% 1% 9

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 SPENT CATALYST 41 46% 7% 66 Search SPENT+CATALYST Search SPENT+CATALYST
2 STONE COAL 36 71% 3% 29 Search STONE+COAL Search STONE+COAL
3 NI MO ORE 27 92% 1% 11 Search NI+MO+ORE Search NI+MO+ORE
4 SPENT CATALYSTS 19 58% 2% 22 Search SPENT+CATALYSTS Search SPENT+CATALYSTS
5 SPENT PETROLEUM CATALYST 14 100% 1% 7 Search SPENT+PETROLEUM+CATALYST Search SPENT+PETROLEUM+CATALYST
6 MO RECOVERY 6 80% 0% 4 Search MO+RECOVERY Search MO+RECOVERY
7 AMMONIUM PERRHENATE 6 58% 1% 7 Search AMMONIUM+PERRHENATE Search AMMONIUM+PERRHENATE
8 WET LEACHING 6 100% 0% 4 Search WET+LEACHING Search WET+LEACHING
9 SULPHATION ROASTING 4 75% 0% 3 Search SULPHATION+ROASTING Search SULPHATION+ROASTING
10 VANADIUM METALLURGY 4 75% 0% 3 Search VANADIUM+METALLURGY Search VANADIUM+METALLURGY

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ION PAIR LIBOH4 31 92% 1% 12
2 STONE COAL 23 79% 2% 15
3 FOULANT METALS 22 81% 1% 13
4 STANDARD ASSOCIATION CONSTANT 22 81% 1% 13
5 REFINERY CATALYSTS 17 100% 1% 8
6 MOLYBDENUM RECOVERY 14 100% 1% 7
7 HDS CATALYST 11 67% 1% 10
8 DIISODODECYLAMINE 11 69% 1% 9
9 SPENT CATALYST 10 38% 2% 21
10 EXTRACTING VANADIUM 9 83% 1% 5

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Complexation chemistry in liquid-liquid extraction of rhenium 2015 1 26 46%
A literature review of the recovery of molybdenum and vanadium from spent hydrodesulphurisation catalysts Part I: Metallurgical processes 2009 51 23 87%
A literature review of the recovery of molybdenum and vanadium from spent hydrodesulphurisation catalysts Part II: Separation and purification 2009 60 37 70%
Spent hydroprocessing catalyst management: A review Part II. Advances in metal recovery and safe disposal methods 2008 66 58 59%
Processing of vanadium: a review 2003 170 3 33%
Spent refinery catalysts: Environment, safety and utilization 1996 107 52 48%
Bioleaching of spent refinery catalysts: A review 2013 10 82 33%
Spent catalyst waste management: A review - Part I - Developments in hydroprocessing catalyst waste reduction and use 2008 51 59 29%
Extractive metallurgy of rhenium: a review 2013 1 8 75%
Closed loop management of spent catalysts in the chemical industry 2002 4 4 100%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 RARE SCATTERED ELEMENTS LIAONING PROV 26 100% 1.2% 11
2 RARE SCATTERED ELEMENTS 5 43% 1.0% 9
3 EXCELLENCE DEV STRATEG PLANTS BIOPROC TECHN 4 75% 0.3% 3
4 INQUICA GRP 3 60% 0.3% 3
5 PETR REFINING 2 13% 1.4% 13
6 HYDROELE OMET 1 50% 0.2% 2
7 MET ORE BENEFICIAT 1 100% 0.2% 2
8 PROC POLLUT CONTROL BEIJING 1 100% 0.2% 2
9 RARE SCATTERED ELEMENT 1 100% 0.2% 2
10 INCHEON TECHNOL SERV 1 27% 0.3% 3

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000127292 WW SMELTZER CORROS//SPENT VANADIUM CATALYST//WALTER W SMELTZER CORROS
2 0.0000116747 MOLYCARBIDE//CARBOTHERMY//REDUCTION CARBURIZATION
3 0.0000115439 LIMONITIC LATERITE//NICKEL LATERITE//CHROMITE OVERBURDEN
4 0.0000103288 SOLVENT EXTRACTION AND ION EXCHANGE//CYANEX 272//D2EHPA
5 0.0000074097 MANGANESE OXIDE ORE//ELECTROGENERATIVE LEACHING//REDUCTIVE LEACHING
6 0.0000069753 AMMONIUM PARATUNGSTATE APT//AMMONIUM PARATUNGSTATE TETRAHYDRATE//SODIUM PARATUNGSTATE
7 0.0000069566 NIOBIUM TANTALUM ORE//PHOSPHATE FLUX//REFRACTORY MINERALS
8 0.0000068908 CHROMITE ORE//CHROMIC WASTE//SUB MOLTEN SALT
9 0.0000068693 RESIN IN PULP//ION EXCHANGERS WITH WEAKLY ACIDIC GROUPS//CARBOXYLIC ION EXCHANGERS
10 0.0000066437 DIETHYLENETRIAMINE PENTAACETIC ACID//MANGANESEII DETERMINATION//BENZOXAZOLYLACROLEINS