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IPC 7
  B01J 21/00 - B01J 23/96  
B01J02500-B01J02990
  B01J 31/00 - B01J 39/24  

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL (furnaces, kilns, ovens, retorts, in general F27)


B 01 JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS (processes or apparatus for specific applications, see the relevant places for these processes or apparatus, e.g. F26B 3/08) [2]


25/

00Catalysts of the Raney type  [2]

25/

02.Raney nickel  [2]

25/

04.Regeneration or reactivation  [2]


27/

00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds  [4]

Note

 Metal catalysts or metal oxide catalysts activated or conditioned by halogens, sulfur or phosphorus, or compounds thereof are classified in the appropriate groups for metal catalysts or metal oxide catalysts.  [2,5]

27/

02.Sulfur, selenium or tellurium; Compounds thereof  [4]

27/

04..Sulfides  [2]

27/

043...with iron group metals or platinum group metals  [4]

27/

045....Platinum group metals  [4]

27/

047...with chromium, molybdenum, tungsten or polonium  [4]

27/

049....with iron group metals or platinum group metals  [4]

27/

051....Molybdenum  [4]

27/

053..Sulfates  [4]

27/

055...with alkali metals, copper, gold or silver  [4]

27/

057..Selenium or tellurium; Compounds thereof  [4]

27/

06.Halogens; Compounds thereof  [4]

27/

08..Halides  [2]

27/

10...Chlorides  [2]

27/

12...Fluorides  [2]

27/

122...of copper  [4]

27/

125..with scandium, yttrium, aluminium, gallium, indium or thallium  [4]

27/

128..with iron group metals or platinum group metals  [4]

27/

13...Platinum group metals  [4]

27/

132..with chromium, molybdenum, tungsten or polonium  [4]

27/

135..with titanium, zirconium, hafnium, germanium, tin or lead  [4]

27/

138..with alkaline earth metals, magnesium, beryllium, zinc, cadmium or mercury  [4]

27/

14.Phosphorus; Compounds thereof  [4]

27/

16..containing oxygen  [2]

27/

18...with metals  [2]

27/

182..with silicon  [4]

27/

185..with iron group metals or platinum group metals  [4]

27/

186..with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [5]

27/

187...with manganese, technetium or rhenium  [5]

27/

188...with chromium, molybdenum, tungsten or polonium  [4,5]

27/

19....Molybdenum  [4,5]

27/

192.....with bismuth  [4,5]

27/

195...with vanadium, niobium or tantalum  [4,5]

27/

198....Vanadium  [4,5]

27/

199.....with chromium, molybdenum, tungsten or polonium  [5]

27/

20.Carbon compounds  [2]

27/

22..Carbides  [2]

27/

224...Silicon carbide  [4]

27/

228....with phosphorus, arsenic, antimony or bismuth  [4]

27/

232..Carbonates  [4]

27/

236...Hydroxy carbonates  [4]

27/

24.Nitrogen compounds  [2]

27/

25..Nitrates  [4]

27/

26..Cyanides  [2]

27/

28.Regeneration or reactivation  [2]

27/

30..of catalysts comprising compounds of sulfur, selenium or tellurium  [2]

27/

32..of catalysts comprising compounds of halogens  [2]


29/

00Catalysts comprising molecular sieves  [2]

Note

 In this group, the following term is used with the meaning indicated:  [6]

 "zeolites" means:  [6]

 (i)crystalline aluminosilicates with base-exchange and molecular sieve properties, having three dimensional, microporous lattice framework structure of tetrahedral oxide units;  [6]

 (ii)compounds isomorphous to those of the former category, wherein the aluminium or silicon atoms in the framework are partly or wholly replaced by atoms of other elements, e.g. by gallium, germanium, phosphorus or boron.  [6]

29/

03.not having base-exchange properties  [6]

29/

035..Crystalline silica polymorphs, e.g. silicalites  [6]

29/

04.having base-exchange properties, e.g. crystalline zeolites, pillared clays  [2,6]

29/

06..Crystalline aluminosilicate zeolites; Isomorphous compounds thereof  [2]

29/

064...containing iron group metals, noble metals or copper  [6]

29/

068....Noble metals  [6]

29/

072....Iron group metals or copper  [6]

29/

076...containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

08...of the faujasite type, e.g. type X or Y  [2]

29/

10....containing iron group metals, noble metals or copper  [2]

29/

12.....Noble metals  [2]

29/

14.....Iron group metals or copper  [2]

29/

16....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [2]

29/

18...of the mordenite type  [2]

29/

20....containing iron group metals, noble metals or copper  [2]

29/

22.....Noble metals  [2]

29/

24.....Iron group metals or copper  [2]

29/

26....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [2]

29/

40...of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US A 3,702,886, GB A 1,334,243 and US A 3,709,979, respectively  [6]

29/

42....containing iron group metals, noble metals or copper  [6]

29/

44.....Noble metals  [6]

29/

46.....Iron group metals or copper  [6]

29/

48....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

50...of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US A 2,950,952  [6]

29/

52....containing iron group metals, noble metals or copper  [6]

29/

54.....Noble metals  [6]

29/

56.....Iron group metals or copper  [6]

29/

58....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

60...of the type L, as exemplified by patent document US A 3,216,789  [6]

29/

61....containing iron group metals, noble metals or copper  [6]

29/

62.....Noble metals  [6]

29/

63.....Iron group metals or copper  [6]

29/

64....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

65...of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38, as exemplified by patent documents US A 4,046,859, US A 4,016,245 and US A 4,046,859, respectively  [6]

29/

66....containing iron group metals, noble metals or copper  [6]

29/

67.....Noble metals  [6]

29/

68.....Iron group metals or copper  [6]

29/

69....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

70...of types characterised by their specific structure not provided for in groups B01J 29/08 to B01J 29/65  [6]

29/

72....containing iron group metals, noble metals or copper  [6]

29/

74.....Noble metals  [6]

29/

76.....Iron group metals or copper  [6]

29/

78....containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium  [6]

29/

80...Mixtures of different zeolites  [6]

29/

82.Phosphates  [6]

29/

83..Aluminophosphates (APO compounds)  [6]

29/

84..Aluminophosphates containing other elements, e.g. metals, boron  [6]

29/

85...Silicoaluminophosphates (SAPO compounds)  [6]

29/

86.Borosilicates; Aluminoborosilicates  [6]

29/

87.Gallosilicates; Aluminogallosilicates; Galloborosilicates  [6]

29/

88.Ferrosilicates; Ferroaluminosilicates  [6]

29/

89.Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium  [6]

29/

90.Regeneration or reactivation  [6]

  B01J 21/00 - B01J 23/96    B01J 31/00 - B01J 39/24  
 

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