CN204422490U - The dehydrating unit of chromatograph gas source purification - Google Patents
The dehydrating unit of chromatograph gas source purification Download PDFInfo
- Publication number
- CN204422490U CN204422490U CN201520152566.6U CN201520152566U CN204422490U CN 204422490 U CN204422490 U CN 204422490U CN 201520152566 U CN201520152566 U CN 201520152566U CN 204422490 U CN204422490 U CN 204422490U
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- Prior art keywords
- condensation chamber
- semiconductor cooling
- cooling condenser
- shell
- mounting base
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- Expired - Fee Related
Links
- 238000000746 purification Methods 0.000 title claims abstract description 23
- 238000009833 condensation Methods 0.000 claims abstract description 52
- 230000005494 condensation Effects 0.000 claims abstract description 52
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 239000004065 semiconductor Substances 0.000 claims abstract description 46
- 239000010935 stainless steel Substances 0.000 claims abstract description 27
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 27
- 238000005253 cladding Methods 0.000 claims abstract description 23
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000000523 sample Substances 0.000 claims description 15
- 238000005057 refrigeration Methods 0.000 claims description 7
- 239000013043 chemical agent Substances 0.000 abstract description 11
- 238000012360 testing method Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 36
- 229910000838 Al alloy Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Drying Of Gases (AREA)
Abstract
The utility model discloses a kind of dehydrating unit of chromatograph gas source purification, comprise gas drying instrument and moisture trap; Described gas drying instrument comprises shell, is fixed on the mounting base of outer casing bottom, is symmetricly set in the louvre of shell both sides, insulation cladding, condensation chamber, heating radiator, semiconductor cooling condenser and stainless steel pipeline; Insulation cladding is fixed on mounting base, its inside is embedded with condensation chamber, top is provided with semiconductor cooling condenser, the chamber wall of condensation chamber is individually fixed in mounting base and insulation cladding top, and condensation chamber outer wall is provided with for determining the temperature sensor whether semiconductor cooling condenser is opened; Heating radiator is installed on the outside in semiconductor cooling condenser hot junction; Stainless steel pipeline is located in condensation chamber, and its one end extends to the air intake opening place of shell, and the other end is connected with moisture trap through the gas outlet of shell.This device need not use chemical agent can meet the test request of chromatograph, both improves measuring accuracy, and again reduces testing cost.
Description
Technical field
The utility model relates to a kind of petroleum prospecting logging equipment, particularly relates to a kind of dehydrating unit of chromatograph gas source purification.
Background technology
Chromatograph is the core devices of logging equipment system, is the visual plant finding hydrocarbon zone and drilling engineering security monitoring in oil-gas exploration process.At the scene in use procedure, the humidity of chromatograph to point gassing sample has higher requirement, the chromatograph of current use all must adopt gas dehumidification drying process, but owing to being subject to the restriction of technical conditions, Ge Jia well logging company all adopts chemical agent anhydrous calcium chloride (hydrocarbon gas) and silica gel (hydrogen, air) dehumidifying.And mainly there is following shortcoming in chemical agent dehumidification process: 1) chemical agent moisture removal is less, chromatogram work just needs after 3 working days to change chemical agent, by the sea, drilling platform and rainy humid area change then more frequent, normally works cause interference when changing chemical agent to chromatogram; 2) anhydrous calcium chloride easily expands, lumps in adsorption and dehumidification process, not easily processes after using; Anhydrous calcium chloride aqueous solution is alkalescent simultaneously, has certain danger; 3) chemical agent easily produces medicament powder and causes chromatogram pollution or airway blockage; 4) the chemical agent dehumidizier phase after a procedure, effect on moisture extraction reduces, and chromatogram can cause amplifier decreasing insulating because of high humidity, and during the operation of high sensitivity gear, chromatogram response declines, and Chromatogram Baseline is unstable.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of dehydrating unit of chromatograph gas source purification, chemical agent need not be used can to meet the test request of chromatograph, both improve measuring accuracy, and again reduced testing cost.
For this reason, the technical solution of the utility model is as follows:
A dehydrating unit for chromatograph gas source purification, comprises gas drying instrument and moisture trap; Described gas drying instrument comprises shell, is fixed on the mounting base of outer casing bottom, is symmetricly set in the louvre of shell both sides, insulation cladding, condensation chamber, heating radiator, semiconductor cooling condenser and stainless steel pipeline; Described insulation cladding is fixed on mounting base, its inside is embedded with condensation chamber, top is provided with semiconductor cooling condenser, the chamber wall of described condensation chamber is individually fixed in mounting base and insulation cladding top, between the cold junction that described condensation chamber is formed at described semiconductor cooling condenser and mounting base; Described condensation chamber outer wall is provided with temperature sensor, for determining whether semiconductor cooling condenser is opened; Described heating radiator is installed on the outside in semiconductor cooling condenser hot junction; Described stainless steel pipeline is located in described condensation chamber, and its one end extends to the air intake opening place of described shell, and the other end is connected with described moisture trap through the gas outlet of described shell.Temperature sensor is used for Real-Time Monitoring condensation chamber temperature, and when condensation cavity temperature is higher than preset upper limit value, semiconductor cooling condenser is opened, and cold junction freezes; When condensation cavity temperature is lower than preset lower limit value, semiconductor cooling condenser is out of service.
Described stainless steel pipeline is equipped with pressure transducer at air intake opening place.Preferred pressure sensor is connected with a piezo buzzer.
Air intake opening and gas outlet interface adopt pagoda joint.
Described stainless steel pipeline is the horizontal pipeline of multistage connected by bend pipe, and the inlet end of every section of horizontal pipeline is higher 5 ° on horizontal level than outlet side.
Described condensation chamber is made up of two pieces of identical aluminium alloy heat-conducting blocks, and two pieces of aluminium alloy heat-conducting block faying faces are processed with the groove of combining closely with stainless steel pipeline, and condensation chamber is fixed on mounting base; Stainless steel pipeline is embedded in the groove of condensation chamber.
Be aluminum alloy material outside described insulation cladding, embedded with high-density glass fibre cotton.
The container of described moisture trap collection water is connected to level sensor, and two probes of described level sensor are longitudinally arranged on described moisture trap and collect on the sidewall of the container of water.
A dehydrating unit for chromatograph gas source purification, comprises gas drying instrument, moisture trap and main control board; Described gas drying instrument comprises shell, is fixed on the mounting base of outer casing bottom, is symmetricly set in the louvre of shell both sides, insulation cladding, condensation chamber, semiconductor cooling condenser, heating radiator, stainless steel pipeline, pressure transducer and level sensor, described insulation cladding is fixed on mounting base, its inside is embedded with condensation chamber, top is provided with semiconductor cooling condenser, the chamber wall of described condensation chamber is individually fixed in mounting base and insulation cladding top, between the cold junction that described condensation chamber is formed at described semiconductor cooling condenser and mounting base; Described condensation chamber outer wall is provided with temperature sensor, for determining whether semiconductor cooling condenser is opened; Described heating radiator is installed on the outside in semiconductor cooling condenser hot junction; Described stainless steel pipeline is located in described condensation chamber, and its one end extends to the air intake opening place of described shell and pressure transducer is housed, and the other end is connected with described moisture trap through the gas outlet of described shell; Two probes of described level sensor are longitudinally arranged on described moisture trap and collect on the sidewall of the container of water; Described main control board is respectively equipped with the circuit be connected with described semiconductor cooling condenser, pressure transducer, level sensor, temperature sensor and power supply, described main control board is also equipped with whether connect for display power supply power light, for showing refrigeration pilot lamp that whether semiconductor cooling condenser work, whether reaching the water-level alarm pilot lamp of the upper limit for showing the pressure alarm pilot lamp whether admission pressure exceed standard and the container middle water level of collecting water for showing moisture trap.
The upper limit place of water level in container is located at the probe of upper described level sensor in position.
Described level sensor is also connected with a piezo buzzer.Preferred pressure sensor is connected with a piezo buzzer I.Described level sensor can be connected with same piezo buzzer with pressure transducer.
The dehydrating unit of this chromatograph gas source purification has the following advantages:
1) adopt independent design, equipment little (150mm*150mm*90mm), quality light (0.5Kg), is easy to carry;
2) gas circuit adopts pagoda joint, and plug and play is easy to use;
3) dehydrating unit of this chromatograph gas source purification is not only applicable to chromatograph, and the FID hydrogen flame color that can also be used for using in comprehensive logging instrument, gas instrument, geologic parameter instrument is composed, the test air feed of TCD thermal conductance chromatogram.
4) chemical agent removal moisture drying mode, need change chemical agent in 3 days, and the dehydrating unit of this utility model chromatograph gas source purification can continuous dehumidifying, drying, and without daily consumptive material, individual well can save consumables cost more than 1300 yuan.
5) this chromatograph gas source purification dehydrating unit dehumidifying scope wide: can work under 25%-95% humidity, moisture removal is large: 300mL/D, without medicament powder generation, totally pollution-free; Removal moisture drying is effective, stable, reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dehydrating unit of chromatograph gas source purification of the present utility model.
Embodiment
Be described in detail below in conjunction with the dehydrating unit of the drawings and specific embodiments to the chromatograph gas source purification that the utility model provides.
As described in Figure 1, a kind of dehydrating unit of chromatograph gas source purification, comprises gas drying instrument 0 and moisture trap 21; Gas drying instrument 0 comprises shell 19, is fixed on the mounting base 18 bottom shell 19, the louvre 16 being symmetricly set in shell both sides, insulation cladding 15, condensation chamber 13, heating radiator 11, semiconductor cooling condenser 12 and stainless steel pipeline 14; Insulation cladding 15 is fixed on mounting base 18, and its inside is embedded with condensation chamber 13, top is provided with semiconductor cooling condenser 12; The chamber wall of condensation chamber 13 is individually fixed in mounting base 18 and insulation cladding 15 top, and condensation chamber 13 is formed between the cold junction 12-1 of semiconductor cooling condenser 12 and mounting base 18; Condensation chamber 13 outer wall is provided with for determining the temperature sensor 17 whether semiconductor cooling condenser is opened; Heating radiator 11 is installed on the outside of semiconductor cooling condenser hot junction 12-2; Stainless steel pipeline 14 is located in condensation chamber 13, and its one end extends to air intake opening 3 place of shell 19, and the other end is connected with moisture trap 21 through the gas outlet 20 of shell 19.The interface at air intake opening 3 and gas outlet 20 place adopts pagoda joint.Plug and play, easy to use.
In an embodiment of the present utility model, stainless steel pipeline 14 is equipped with pressure transducer 10 at air intake opening 3 place.Preferred pressure sensor 10 is connected with a piezo buzzer.
In another embodiment of the present utility model, described stainless steel pipeline 14 is the horizontal pipeline of multistage connected by bend pipe, and the inlet end of every section of horizontal pipeline is higher 5 ° on horizontal level than outlet side.
In the 3rd embodiment of the present utility model, the container that water collected by moisture trap 21 is connected to level sensor 9, two probes 24,25 of level sensor 9 are longitudinally arranged on moisture trap 21 and collect on the sidewall of the container of water.Optimum position is located at the upper limit place of water level 27 at upper probe 25.
Preferable water level sensor 9 is connected with a piezo buzzer 23 again; When water level 27 did not have upper probe, this piezo buzzer 23 sound.
Condensation chamber 13 is made up of two pieces of identical aluminium alloy heat-conducting blocks, and two pieces of aluminium alloy heat-conducting block faying faces are processed with the groove of combining closely with stainless steel pipeline 14, and condensation chamber is fixed on mounting base 18; Stainless steel pipeline 14 is embedded in the groove of condensation chamber 13.
Described insulation cladding 15 selects insulation material, is aluminium alloy outside it, embedded with high-density glass fibre cotton.
Be below a preferred embodiment of the present utility model: a kind of dehydrating unit of chromatograph gas source purification, comprises gas drying instrument 0, moisture trap 21 and main control board 8, gas drying instrument 0 comprises shell 19, be fixed on the mounting base 18 bottom shell 19, be symmetricly set in the louvre 16 of shell both sides, insulation cladding 15, condensation chamber 13, semiconductor cooling condenser 12, heating radiator 11, stainless steel pipeline 14, pressure transducer 10 and level sensor 9, insulation cladding 15 is fixed on mounting base 18, its inside is embedded with condensation chamber 13, top is provided with semiconductor cooling condenser 12, the chamber wall of condensation chamber 13 is individually fixed in mounting base 18 and insulation cladding 15 top, condensation chamber 13 is formed between the cold junction 12-1 of semiconductor cooling condenser 12 and mounting base 18, condensation chamber 13 outer wall is provided with for determining the temperature sensor 17 whether semiconductor cooling condenser is opened, heating radiator 11 is installed on the outside of semiconductor cooling condenser hot junction 12-2, stainless steel pipeline 14 is located in condensation chamber 13, and its one end extends to air intake opening 3 place of described shell 19 and pressure transducer 10 is housed, and the other end is connected with described moisture trap 21 through the gas outlet 20 of described shell 19, two probes 24,25 of level sensor 9 are longitudinally arranged on described moisture trap 21 and collect on the sidewall of the container of water, optimum position is located at the upper limit place of water level 27 at upper probe 25, main control board 8 is respectively equipped with the circuit be connected with described semiconductor cooling condenser 12, pressure transducer 10, level sensor 9 and temperature sensor 17 and power supply 2, main control board 8 is also equipped with whether connect for display power supply power light 4, for showing refrigeration pilot lamp 5 that whether semiconductor cooling condenser work, whether reaching the water-level alarm pilot lamp 7 of the upper limit for showing the pressure alarm pilot lamp 6 whether admission pressure exceed standard and the container middle water level of collecting water for showing moisture trap 21.Preferable water level sensor 9 is connected with a piezo buzzer 23; When water level 27 did not have upper probe, this piezo buzzer 23 sound.Preferred pressure sensor 10 is connected with a piezo buzzer.Level sensor 9 can be connected with same pressure type hummer 23 with pressure transducer 10.
During use: switch on power 2, open switch 1, power light 4 is bright, temperature sensor 17 detects, condensation cavity temperature is higher than (factory default set temperature when 5 degrees Celsius, adjustable), semiconductor cooling condenser 12 starts refrigeration, refrigeration pilot lamp 5 is bright, and the cold junction 12-1 of semiconductor cooling condenser 12 starts cooling, through heat-conduction effect, (factory default set temperature when condensation chamber 13 temperature that is interior, stainless steel pipeline 14 starts to be cooled to 3 degrees Celsius, adjustable), semiconductor cooling condenser 12 stops refrigeration, and refrigeration pilot lamp 5 extinguishes, and the heat that the hot junction 12-2 of semiconductor cooling condenser 12 produces is by heating radiator 11, shed through louvre 16, open chromatograph, ventilate from air intake opening 3, gas enters chromatograph through pressure transducer 10, stainless steel pipeline 14 and moisture trap 21, gas flow is when stainless steel pipeline 14, due to low temperature, water vapour is wherein liquefied as water, entering moisture trap 21 will exist in the container of collection water after water filtration, when water level 27 floods two probes 24 of level sensor simultaneously, when 25, water-level alarm pilot lamp 7 circuit turn-on, pilot lamp brightens, piezo buzzer 23 sends chimes of doom, the draining valve 22 that prompting operator opens moisture trap 21 carries out draining, when water level 27 in moisture trap 21 be down to position below the position of upper probe 25 time, water level alarm pilot lamp 7 circuit disconnects, water-level alarm pilot lamp 7 extinguishes, piezo buzzer 23 stop alarm.
When the gas circuit entering gas drying instrument 0 front end occurs to block, in pipeline, gaseous tension (negative pressure) can rise, pressure transducer 10 is monitored pipeline inner pressure in real time, when pressure reaches predetermined alarming value (setting of 15Kpa factory default) will activation pressure report to the police (pressure alarm pilot lamp 6 lights, alarm relay starts, piezo buzzer 23 sends chimes of doom), remind operating personnel to check that pipeline is fixed a breakdown.
Claims (8)
1. a dehydrating unit for chromatograph gas source purification, comprises gas drying instrument (0) and moisture trap (21); It is characterized in that: described gas drying instrument (0) comprises shell (19), is fixed on the mounting base (18) of shell (19) bottom, the louvre (16) being symmetricly set in shell both sides, insulation cladding (15), condensation chamber (13), heating radiator (11), semiconductor cooling condenser (12) and stainless steel pipeline (14); Described insulation cladding (15) is fixed on mounting base (18), its inside is embedded with condensation chamber (13), top is provided with semiconductor cooling condenser (12), the chamber wall of described condensation chamber (13) is individually fixed in mounting base (18) and insulation cladding (15) top, between the cold junction (12-1) that described condensation chamber (13) is formed at described semiconductor cooling condenser (12) and mounting base (18); Described condensation chamber (13) outer wall is provided with temperature sensor (17), for determining whether semiconductor cooling condenser is opened; Described heating radiator (11) is installed on the outside in semiconductor cooling condenser hot junction (12-2); Described stainless steel pipeline (14) is located in described condensation chamber (13), and its one end extends to air intake opening (3) place of described shell (19), the other end is connected with described moisture trap (21) through the gas outlet (20) of described shell (19).
2. the dehydrating unit of chromatograph gas source purification as claimed in claim 1, is characterized in that: described stainless steel pipeline (14) is equipped with pressure transducer (10) at air intake opening (3) place.
3. the dehydrating unit of chromatograph gas source purification as claimed in claim 1, it is characterized in that: the container of described moisture trap (21) collection water is connected to level sensor (9), two probes (24,25) of described level sensor (9) are longitudinally arranged on described moisture trap (21) and collect on the sidewall of the container of water.
4. the dehydrating unit of chromatograph gas source purification as claimed in claim 1, it is characterized in that: described stainless steel pipeline (14) is the horizontal pipeline of multistage connected by bend pipe, and the inlet end of every section of horizontal pipeline is higher 5 ° on horizontal level than outlet side.
5. a dehydrating unit for chromatograph gas source purification, comprises gas drying instrument (0), moisture trap (21) and main control board (8), it is characterized in that: described gas drying instrument (0) comprises shell (19), be fixed on the mounting base (18) of shell (19) bottom, be symmetricly set in the louvre (16) of shell both sides, insulation cladding (15), condensation chamber (13), semiconductor cooling condenser (12), heating radiator (11), stainless steel pipeline (14), pressure transducer (10) and level sensor (9), described insulation cladding (15) is fixed on mounting base (18), its inside is embedded with condensation chamber (13), top is provided with semiconductor cooling condenser (12), the chamber wall of described condensation chamber (13) is individually fixed in mounting base (18) and insulation cladding (15) top, between the cold junction (12-1) that described condensation chamber (13) is formed at described semiconductor cooling condenser (12) and mounting base (18), described condensation chamber (13) outer wall is provided with temperature sensor (17), for determining whether semiconductor cooling condenser is opened, described heating radiator (11) is installed on the outside in semiconductor cooling condenser hot junction (12-2), described stainless steel pipeline (14) is located in described condensation chamber (13), and its one end extends to air intake opening (3) place of described shell (19) and pressure transducer (10) is housed, the other end is connected with described moisture trap (21) through the gas outlet (20) of described shell (19), two probes (24,25) of described level sensor (9) are longitudinally arranged on described moisture trap (21) and collect on the sidewall of the container of water, described main control board (8) is respectively equipped with and described semiconductor cooling condenser (12), pressure transducer (10), level sensor (9), the circuit that temperature sensor (17) is connected with power supply (2), the power light (4) whether connected for display power supply described main control board (8) is also equipped with, for showing the refrigeration pilot lamp (5) whether semiconductor cooling condenser works, whether the container middle water level for showing pressure alarm pilot lamp (6) that whether admission pressure exceed standard and collecting water for showing moisture trap (21) reaches the water-level alarm pilot lamp (7) of the upper limit.
6. the dehydrating unit of the chromatograph gas source purification as described in claim 3 or 5, is characterized in that: the upper limit place of water level in container (27) is located at the probe (25) of upper described level sensor (9) in position.
7. the dehydrating unit of the chromatograph gas source purification as described in claim 3 or 5, is characterized in that: described level sensor (9) is connected with a piezo buzzer (23).
8. the dehydrating unit of the chromatograph gas source purification as described in claim 2 or 5, is characterized in that: described pressure transducer (10) is connected with a piezo buzzer (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520152566.6U CN204422490U (en) | 2015-03-18 | 2015-03-18 | The dehydrating unit of chromatograph gas source purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520152566.6U CN204422490U (en) | 2015-03-18 | 2015-03-18 | The dehydrating unit of chromatograph gas source purification |
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| Publication Number | Publication Date |
|---|---|
| CN204422490U true CN204422490U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520152566.6U Expired - Fee Related CN204422490U (en) | 2015-03-18 | 2015-03-18 | The dehydrating unit of chromatograph gas source purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204422490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110546485A (en) * | 2017-04-17 | 2019-12-06 | 株式会社岛津制作所 | Luminescence spectroscopic analyzer |
-
2015
- 2015-03-18 CN CN201520152566.6U patent/CN204422490U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110546485A (en) * | 2017-04-17 | 2019-12-06 | 株式会社岛津制作所 | Luminescence spectroscopic analyzer |
| CN110546485B (en) * | 2017-04-17 | 2022-03-08 | 株式会社岛津制作所 | Luminescence spectroscopic analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210202 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: 300457 Tianjin Binhai New Area Development Zone Huanghai Road 106, Bohai Drilling Engineering Co., Ltd. science and Technology Development Office Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |