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Company Know-how

Company Part of Know-how
No. Title of Know-how
1

Structure design of large flexible tube sheet waste heat boiler

2

Design method of the mechanical centrifugal sprayer

3

Design of large-scaled demineralization plant for High content salt water

4 Process technology of using gas from sodium bicarbonate carbonization tail gas recovery as carbonization tower purge gas 
5

 A general technology of Vinyl acetate boiling bed reactor water heat removal temperature control

6

SHELL residual oil gasifier-"oil to natural gas" packaged technology

7

Nationalized TDI production technology

8

Packaged technology of Gaseous hydrocarbon non-catalytic partial oxidation gasifier system 

9

Packaged technology of Gas-liquid mixture non-catalytic partial oxidation syngas gasifier system 

10

Development and application of pulverized coal gasification accessory technology and high concentration CO shift catalyst

11

Nationalization design of “coal replacing oil” large gasifier and waste heat boiler body

12

Urea crystallization evaporation prilling technology

13

Urea plant wastewater desorption hydrolysis technology

14

packaged technology of 220~410t/h coal power station boiler wet MgO flue gas desulphurization

15

The technique of powdered coal gasification aeration cone and plate

16

Technology package of semi dry flue gas desulphurization for 220 ~ 440t/h thermal power plant boiler

17

Technology package of Rectisol “gas replace oil” revamping for ammonia production from residue oil

18

Packaged technology of short-cut nitrification and denitrification for catalyst ammonia nitrogen wastewater treatment

19

Carbon monoxide shift technology for single nozzle pulverized coal gasification

20

A high efficiency rectisol cleaning technology matched with single nozzle cold wall pulverized coal pressure gasification technology

21

Steam trap technology for superhigh pressure superheated steam header startup

22

Piping technology for water coal slurry pump

23

A proprietary technology for a multi-functional utility piping design for towers

24

Technology of steam reformer cold wall bottom manifold 

25

A type of new shell and tube waste heat boiler

26

Separate type U tube double tube sheet heat exchanger

27

Technology of internals structure design for large pulverized coal gasifier and waste heat boiler

28

A treatment process of low concentration nitrile wastewater

29

Process and equipment of methanol production by natural gas

30

Technology of safety protection for startup burner of SHELL pulverized coal gasifier

31

Typical configuration diagram for protection and measurement of electrical equipment of 10kV and below

32

Technology innovation of low temperature liquid ammonia heating by circulated water

33

A coal grinding and drying technology used for high moisture lignite gasification unit

34

A thermodynamic technology used for rectisol of synthetic gas purification unit

35

A high pressure flash steam recovery and utilization technology suitable for coal gasification

36

A synthetic gas desulfurization technology for IGCC

37

High efficiency co-gen rectisol cleaning technology

38

Gasification / superheating low temperature flare gas water bath technology

39

Water-saving device for sludge discharge and sediment discharge in industrial cooling water

40

CAD automatic calculation of section modulus in bending/inertia moment

41

Numerical simulation analysis and stress characteristics analysis for transient heat transfer process

42

0~90°all azimuth hoisting process design for large tower

43

Marine overall transport stability calculation of and transportation saddle design

44

Technology of integrated mounting and disassembling of column internals without scaffolding

45

Technology of replacing cracker radiant tube using the tube guide.

46

A new type of scraper for silt cleaning

47

A new type of high temperature and high pressure filter

48

Long period stable operation technology of Zinc Oxide desulphurization tower

49

Fixed bed F-T synthesis reactor catalyst bed overtemperature prevention technology

50

A new energy-saving rectisol technology used poor and semi-poor liquid

51

Water spray cooling facility of shift converter

52

Vertical pipe water cooling wall structure of powdered coal gasifier

53

Design and calculation of test hoisting pallet

54

Manufacturing process of dehydrogenation reactor in large-scaled styrene plant

55

Install regenerator cyclone with positioner

56

Installation technology of ring joint flange of high pressure equipment

57

Proprietary technology of 100 KTPA polyvinyl alcohol process

58

Proprietary technology of 300 KTPA vinyl acetate process

59

Proprietary technology of 50 KTPA acetylene concentration process

60

A flexible support technology for high temperature hot wall manifold

61

A fly ash filter tube reverse flow protection technology

62

A technology for treating high COD, high ammonia nitrogen content coal chemical wastewater

63

Technology of protecting SDF side wall filter element against falling off

64

FCC flue gas desulfurization wastewater treatment technology

65

FCC flue gas denitrification, dedusting and desulphurization technology

66

Construction technology of stressless piping for large machinery group

67

Complete design technology of pulverized coal gasifier

68

Structure design technology of gasification burner system

69

Ignition burner for gasifying burner

70

Technology of direct temperature monitoring (DTM) for membrane wall gasifier chamber

71

 Flame Visual Sensor (FVS) technology in the furnace chamber of a gasifier

72

Integration technology of coal gasification process system

73

Integration technology of pulverized coal pressurized transportation system

74

Technology of pressurized conveying of coal powder with large flex and high load aeration cone and plate

75

Technology package of candle filter for ash water treatment

76

CODS safety interlock technology for pulverized coal gasifier

77

BCMS safety interlock technology for pulverized coal gasifier

78

GSSS-K control technology for pulverized coal gasification system start-up(ignition, heating and commissioning)

79

GSSS-T control technology for pulverized coal gasification system shutdown (schedule shutdown and emergency shutdown)

80

Process control technology of pressurized pulverized coal conveying and lock hopper

81

Safety interlocking control technology of powder coal gasification system

82

Design technology of steam drum and steam water system for pulverized coal gasification

83

Design technique for structure stability of pulverized coal gasification

84

Key equipment material selection and mechanical selection for coal gasification process

85

Key pipe system material selection (including pipes, valves and so on) for pulverized coal gasification process.

86

Technology of gasification machinery installation, test run and commissioning in pulverized coal gasification process

87

Technology of coal water slurry gasifier cone bottom brick structure design optimization 

88

Specifications for coal water slurry gasifier new cone bottom brick structure construction and baking

89

Structure design technology of coal water slurry gasification burner

90

Technical conditions for inspection and acceptance of coal slurry gasification burner