WO2005083754A1 - ガス供給集積ユニット - Google Patents
ガス供給集積ユニット Download PDFInfo
- Publication number
- WO2005083754A1 WO2005083754A1 PCT/JP2005/000656 JP2005000656W WO2005083754A1 WO 2005083754 A1 WO2005083754 A1 WO 2005083754A1 JP 2005000656 W JP2005000656 W JP 2005000656W WO 2005083754 A1 WO2005083754 A1 WO 2005083754A1
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- WO
- WIPO (PCT)
- Prior art keywords
- flow path
- manual valve
- gas
- common flow
- process gas
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
- F17C2205/0123—Mounting arrangements characterised by number of vessels
- F17C2205/013—Two or more vessels
- F17C2205/0134—Two or more vessels characterised by the presence of fluid connection between vessels
- F17C2205/0146—Two or more vessels characterised by the presence of fluid connection between vessels with details of the manifold
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
- F17C2205/0329—Valves manually actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0382—Constructional details of valves, regulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/04—Methods for emptying or filling
- F17C2227/044—Methods for emptying or filling by purging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0636—Flow or movement of content
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/02—Improving properties related to fluid or fluid transfer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/05—Applications for industrial use
- F17C2270/0518—Semiconductors
Definitions
- the present invention relates to a gas supply integrated unit that branches and supplies a process gas to supply the process gas to a semiconductor process.
- process gas is stored in a tank and arranged outside a clean room.
- a gas supply device that branches and supplies the process gas is used.
- a gas supply device when a part requiring a new process gas is generated, it is necessary to add one line.
- FIG. 24 shows a circuit diagram of a process gas supply device that supplies three lines
- FIG. 25 shows a plan view of an installation state of a device in which the circuit is concretely illustrated.
- the process gas air operation valve 107 is connected to a process gas tank (not shown) via the process gas supply port 108.
- the process gas air operated valve 107 is connected to the second manual valves 103A, 103B, 103C via the process gas common flow path 105.
- the second manual valves 103A, 103B, 103C are connected to the first manual valves 101A, 101B, 101C.
- the outlets of the first manual valves 101A, 101B, 101C are connected to the process gas outlets 100A, 100B, 100C.
- Pressure gauges 102A, 102B, 102C are connected to flow paths between the second manual valves 103A, 103B, 103C and the first manual valves 101A, 10IB, 101C. Further, it is connected to a purge gas tank (not shown) via a purge gas manual valve 110 and a purge gas supply port 111.
- the purge gas manual valve 111 is connected to the third manual valves 104A, 104B, 104C via a check valve 109 and a purge gas common flow path 106.
- the third manual valves 104A, 104B, 104C are connected to the first manual valves 101A, 101B, 101C.
- the end 105a of the process gas common channel 105 is sealed with a stopper.
- the end 106a of the purge gas common channel 106 is sealed with a stopper.
- FIG. 24 shows And the fourth line D is shown on the right.
- FIG. 26 shows a circuit diagram after the addition, and
- FIG. 27 shows a plan view of an arrangement state of devices in which the circuit is concretely illustrated.
- the process gas air operated valve 107 is closed, the third manual valves 104A, 104B, 104C are opened, and the first manual valves 101A, 101B, 101C are opened.
- the purge gas manual valve 111 is opened.
- the process gas remaining in the first manual valves 101A, 101B, and 101C from the process gas air operated valve 107 is replaced with a purge gas that is a nitrogen gas.
- the purge gas manual valve 110 is closed.
- the first manual valves 101A, 101B, 101C, the second manual valves 103A, 103B, 103C, and the third manual valves 104A, 104B, 104C are closed.
- the stopper plug sealing the end 106a of the common purge gas flow path 106 is removed, and the purge gas common flow path 106 is connected to the inlet end 106b of the purge gas common flow path by a pipe 112. Further, by removing the stopcock which seals the end 105a of the pro Sesugasu common flow channel 105, an inlet end portion 105b of the pro Sesugasu common flow path of the fourth line are connected by a pipe 113.
- the configuration of the equipment on the fourth line is the same as the configuration on the first to third lines, and a description thereof is omitted.
- a new end 106c of the common purge gas flow path 106 of the fourth line is sealed with a stopper. Further, a new end 105c of the process gas common channel 105 is sealed with a stopper.
- the process gas outlet 100D is connected to a necessary part (not shown).
- the conventional gas supply integrated unit has the following problems.
- FIG. 9 is a plan view (FIG. 20) showing the flow of the purge gas in this purge and the remaining portion of the atmosphere that is cut off from the purge gas (FIG. 20), and FIG. ), And a cross-sectional view of the process gas common flow path end manual valves 22, 24 and the lower flow path block (FIG. 22), and a perspective view (FIG.
- the present invention has been made in order to solve the above-mentioned problems, and has as its object to provide a gas supply integrated unit in which lines can be easily added. Another object of the present invention is to provide a gas supply integrated unit capable of reliably performing purging when purging with additional lines.
- the gas supply integrated unit has the following configuration. (1) A first manual valve provided in an outlet flow path, a second manual valve provided at a position communicating the first manual valve with a process gas common flow path, and a common purge gas with the first manual valve. A third manual valve provided at a position that communicates with the flow path is connected in series and integrally by a flow path block.
- a gas supply integrated unit including a plurality of gas units, an end of a process gas common flow path is provided.
- a process gas common flow path end manual valve that communicates with the section; and a purge gas common flow path end manual valve that communicates with the end of the purge gas common flow path.
- a plurality of gas plates are installed so as to intersect at right angles to the gas flow of the gas unit, and a fixed plate to which the gas unit is attached;
- a unit configured to communicate with another process gas common flow path end manual valve, and a common purge gas common flow path end manual valve communicating with an end of the purge gas common flow path;
- another purge gas common flow path end manual valve that communicates therewith.
- the additional gas unit is provided with height adjustment means for connecting to the existing gas supply integrated unit.
- another process gas common flow path end manual valve communicating with the process gas common flow path manual valve and the purge gas common flow
- An additional gas unit including another purge gas common flow path end manual valve communicating with the road end manual valve and another second manual valve communicating with the process gas common flow path end manual valve;
- a first communication path for communicating the outlet flow path of the purge gas common flow path end manual valve with the outlet flow path of the another process gas common flow end manual valve, and the another process gas common flow path end manual valve
- a second communication passage for communicating an inlet flow passage of the valve with an outlet flow passage of the process gas common flow passage end manual valve, and a second communication passage which is different from the outlet flow passage of the process gas common flow passage end manual valve.
- (2) a third communication passage for communicating with an inlet passage of the manual valve.
- the first communication path is connected to an outlet flow path of the other purge gas common flow path end manual valve and the another process gas common flow path end.
- the second communication passage is communicated with both of the two branched outlet passages of the manual valve, and the second communication passage is connected to the inlet passage of the another process gas common passage end and the process gas common passage end.
- the third communication passage is communicated with one of the two branched outlet flow paths of the manual valve, and the third communication passage is separated from the other of the two branched outlet flow paths of the process gas common flow path end manual valve.
- the second manual valve is provided so as to communicate with the inlet flow path of the second manual valve.
- the process gas common flow path end manual valve communicating with the end of the process gas common flow path, and the purge gas common flow path end manual valve communicating with the end of the purge gas common flow path are in a closed state. Even when a new line is added, at least until the purge is completed, the process gas common flow path end manual valve and the purge gas common flow path end manual valve are closed.
- the fourth gas unit that constitutes the fourth line is attached to a plurality of rails that intersect at right angles to the gas flow, and is moved on the rail to move the process gas common flow of the fourth gas unit.
- the block forming the inlet end of the process gas common flow path of the fourth gas unit and the block forming the inlet end of the purge gas common flow path are, for example, spacers in the height direction.
- the blocks are lowered by the thickness of the plate, so that these blocks can be moved without interference to the position just below the outlet of the process gas common channel end manual valve, and similarly to the outlet of the purge gas common channel end manual valve. Can be moved to the position directly below.
- the inlet end of the process gas common flow path of the fourth unit is connected to the outlet of the process gas common flow path end manual valve, Inlet of common flow path for purge gas
- the end can be connected to the outlet of a purge gas common flow path end manual valve.
- the new manual valve at the end of the process gas common flow path and the manual valve at the end of the purge gas common flow path of the fourth gas unit are closed, the second manual valve is closed, and the first manual valve is closed. And the third manual unit is opened, and the manual valve at the end of the purge gas common flow path of the additional gas unit is opened.
- the purge gas is flowed into the fourth gas unit to remove the moisture in the fourth gas unit.
- the third manual valve is closed and the second manual valve is opened, whereby the process gas can be supplied to the fourth gas line.
- the first manual valve provided in the outlet channel and the position where the first manual valve communicates with the process gas common channel.
- a gas unit in which a second manual valve provided in the gas unit and a third manual valve provided in a position for communicating the first manual valve and the purge gas common flow path are integrally connected in series by a flow path block is used.
- the process gas common flow path end manual valve communicating with the end of the process gas common flow path and the purge gas common flow path end communicating with the end of the purge gas common flow path in the gas supply integrated units provided Since it has a manual valve, it does not affect the existing gas line. In other words, it is possible to add new gas lines while keeping the semiconductor manufacturing process running.
- a new gas unit can be installed in the existing process gas common flow path / purge gas common flow path without exposing it to the atmosphere, so the expansion work can be completed in a short time.
- a plurality of rails which are installed so as to intersect the gas flow of the gas unit in a direction perpendicular to the gas flow and to which the gas cut is attached, and the additional gas unit communicate with the process gas common flow path end manual valve.
- another purge gas common flow path end manual valve that communicates with the purge gas common flow path end manual valve that communicates with the end of the purge gas common flow path.
- the process gas common flow path end manual valve communicating with the end of the process gas common flow path, and the purge gas common flow path end manual valve communicating with the end of the purge gas common flow path are in a closed state.
- the gas unit to be added is mounted on multiple rails that intersect at right angles to the gas flow, moved on the rails, and connected as follows.
- the outlet flow path of the process gas common flow path end manual valve of the existing line and the inlet flow path of the second manual valve of the additional line are communicated by a communication path in the flow path block, and a third communication path is provided.
- the outlet flow path of the purge line common flow path end manual valve of the existing line and the inlet flow path of the third manual valve of the extension line are communicated by a communication path in the flow path block.
- the outlet flow path of the process gas common flow path end manual valve on the existing line and the inlet flow path of the process gas common flow path end manual valve of the extension line will be connected by a pipe to provide a second communication path.
- the outlet flow path of the manual valve at the end of the process gas common flow path of the expansion line and the outlet flow path of the manual valve at the end of the purge gas common flow path of the expansion line are the first communication path of the pipe. It is connected. After connecting the circuits as described above, tighten the connection bolts and the fixing bolts of the gas unit to be added.
- the process gas common path end manual valve, the purge gas common flow path end manual valve, the first manual valve, the second manual valve, and the second manual valve of the extension line are used.
- the manual valve open, open the manual valve at the end of the purge gas common flow path on the existing line.
- the manual purge gas valve on the existing line open the manual purge gas valve on the existing line, and purge gas in the extension line.
- the other side of the purge gas flows to the purge gas common flow path end manual valve, the process gas common flow path end manual valve, the second manual valve, and the first manual valve force.
- the circuit in which the purge gas does not flow can be filled with the purge gas.
- the water in the extension line can be almost completely removed.
- Process gas Process gas can be supplied to the extension line by opening the common flow path end manual valve.
- the purge gas is also installed by forming two internal outlet flow paths inside the process gas common flow path end manual valve on the existing line and the process gas common flow end manual valve on the extension line.
- the flow can also be passed through the manual valve at the end of the process gas common flow path of the line and the manual valve at the end of the process gas common flow path of the additional line, and the staying portion of the purge gas becomes small. Therefore, the water in the extension line can be almost completely removed.
- the gas supply integrated unit of the present invention includes the first manual valve provided in the outlet flow path, and the second manual valve provided in a position communicating the first manual valve and the process gas common flow path.
- a gas supply integrated unit including a plurality of gas units in which a manual valve and a third manual valve provided at a position connecting the first manual valve and the purge gas common flow path are integrally connected by a flow path block.
- a process gas common flow channel end manual valve communicating with an end of the process gas common flow channel; a purge gas common flow channel end manual valve communicating with an end of the purge gas common flow channel; A separate process common gas channel end manual valve communicating with the common gas flow channel manual valve, another purge gas common manual channel end manual valve communicating with the purge gas common flow channel manual valve, and the process; Gas common flow path end An additional gas unit provided with another second manual valve that communicates with the valve, an outlet flow path of the another purge gas common flow path end manual valve, and an outlet of the another process gas common flow path end manual valve.
- an outlet flow path branched into two is formed inside the process gas common flow path end manual valve, and the another process gas of the additional gas unit is provided.
- An outlet flow path that is branched into two inside the common flow path manual valve is formed.
- the first communication path may be provided between the outlet flow path of the another purge gas common flow path end manual valve and the another process gas common flow path end manual valve.
- the second communication passage is communicated to both of the two branched outlet flow paths, and the second communication path is provided between the inlet flow path of the another process gas common flow path end manual valve and the process gas common flow path end manual valve.
- the third communication path is connected to one of the two branched outlet flow paths, and the other of the two branched outlet flow paths of the process gas common flow path end manual valve is connected to the other second manual flow path.
- FIG. 1 is a circuit diagram showing a configuration of a gas supply integrated unit according to a first embodiment of the present invention.
- FIG. 2 is a plan view showing the configuration of the first embodiment.
- FIG. 3 is a sectional view taken along the line AA in FIG. 2.
- FIG. 4 is a sectional view taken along the line BB of FIG. 2.
- FIG. 5 is a cross-sectional view of FIG. 3 after moving an additional gas unit fixing plate 30C.
- FIG. 6 is a cross-sectional view of FIG. 4 after moving an additional gas unit fixing plate 30C.
- FIG. 7 is a drawing corresponding to FIG. 5 of the second embodiment.
- FIG. 8 is a drawing corresponding to FIG. 6 of the second embodiment.
- FIG. 9 is a circuit diagram showing an atmospheric exposure part when the gas supply integrated unit of the present invention is used.
- FIG. 10 is a circuit diagram showing a configuration of a gas supply integrated unit according to a third embodiment of the present invention.
- FIG. 11 is a plan view showing the configuration of FIG.
- FIG. 12 is a plan view showing the configuration of the third embodiment, after the extension gas unit fixing plate 30C in FIG. 11 has been moved.
- FIG. 13 is a plan view showing the flow path block below the device, with the device shown in FIG. 12 removed.
- FIG. 14 is a sectional view taken along line AA of FIG. 12.
- FIG. 15 is a perspective view showing the lower flow path block with the device shown in FIG. 14 removed.
- FIG. 16 is a plan view showing the configuration of the fourth embodiment.
- FIG. 17 is a plan view showing the flow path block below the device, with the device shown in FIG. 16 removed.
- FIG. 18 shows a BB cross-sectional view of FIG.
- FIG. 19 is a perspective view showing the flow path block at the lower part of the apparatus shown in FIG. 18, with the device removed.
- FIG. 20 is a plan view showing the configuration of FIG. 9.
- FIG. 21 is a plan view showing a lower channel block from which the device shown in FIG. 20 has been removed.
- FIG. 22 shows a CC cross-sectional view of FIG. 20.
- FIG. 23 is a perspective view showing a lower flow path block from which the device shown in FIG. 22 has been removed.
- FIG. 24 is a circuit diagram showing a configuration of a conventional gas supply unit.
- FIG. 25 is a plan view showing a configuration obtained by specifically arranging FIG. 24.
- FIG. 26 is a circuit diagram showing a conventional gas supply unit after expansion.
- FIG. 27 is a plan view showing a configuration obtained by specifically drawing FIG. 26.
- FIG. 1 shows the circuit diagram of the gas supply integrated unit consisting of the first gas unit A and the second gas unit B that supply the process gas to the two existing lines, and the circuit of the additional gas unit C for adding it.
- FIG. 1 As shown in FIG. 1, a first gas unit A, a second gas unit B, and an additional gas unit C are arranged in the order closer to the process gas supply port 18.
- the process gas air operated valve 17 is connected to a process gas tank (not shown) via a process gas supply port 18.
- the process gas air operated valve 17 is connected to one port of the second manual valves 13A and 13B via the process gas common flow path 15.
- the other ports of the second manual valves 13A, 13B are connected to the first manual valves 11A, 11B.
- the outlet ports of the first manual valves 11A and 11B are connected to the process gas outlets 10A and 10B.
- Pressure gauges 12A and 12B are connected to a flow path connecting the second manual valves 13A and 13B and the first manual valves 11A and 11B.
- a purge gas manual valve 20 is connected to a purge gas tank (not shown) via a purge gas supply port 21.
- the purge gas manual valve 20 is connected to one port of the third manual valves 14A and 14B via a check valve 19 and a purge gas common flow path 16.
- the other ports of the third manual valves 14A, 14B are connected to the first manual valves 11A, 11B.
- the end of the process gas common flow path 15 is closed by a process gas common flow path end manual valve 22.
- the end of the purge gas common flow path 16 is sealed by a purge gas common flow path end manual valve 23.
- FIG. 2 is a plan view showing an installation state of a device in which the circuit is concretely illustrated.
- Two rails 26, 27 Force Both ends are fixed in parallel by Reynole fixing rods 41, 29.
- unit fixing plates 28, 29 and 30 are mounted so as to be able to translate in the horizontal direction.
- the process gas air operated valve 17 is fixed to the process gas unit fixing plate 28.
- a purge gas manual valve 20 and a check valve 19 are fixed to the purge gas unit fixing plate 29.
- the first gas unit fixing plate 30A in the first gas unit A is connected from above to a first manual valve 11A, a pressure gauge 12A, and a noise 38A, and a third manual valve 14A and a second manual valve 13A. Has been fixed.
- the second gas unit fixing plate 30B in the second gas unit B is connected to the first manual valve 11B, the pressure gauge 12B, and the pipe 38B from above, and the third manual valve 14B, the second manual valve 13B, and
- An existing process gas common channel end manual valve 22 is fixed at a position slightly shifted to the right.
- the existing purge gas common flow path end manual valve 23 is fixed at a position slightly shifted to the right avoiding the pipe 38B.
- the additional gas unit C to be added is fixed on the additional gas unit fixing plate 30C.
- the first manual valve 11C, the pressure gauge 12C, and the pipe 38C are connected from the top to the extension gas unit fixing plate 30C, and the third manual valve 14C, the second manual valve 13C, and a position slightly shifted to the right
- the existing process gas common flow path end manual valve 24 is fixed.
- a purge gas common flow path end manual valve 25 is fixed at a position slightly shifted to the right avoiding the pipe 38C.
- a notch 34 is formed at the position of the process gas common flow path end manual valve 24 on the extension gas unit fixing plate 30C, and a cutout 35 is formed at the position of the purge gas common flow path end manual valve 25. Is formed.
- FIG. 3 shows an AA cross-sectional view of FIG.
- the pipe-shaped process gas common flow path 15 communicates with the V flow path 321A formed in the V flow path block 32A via the joint block 42.
- the V channel 321A communicates with the V channel 321B formed in the V channel block 32B by a manual valve communication channel 133A through a manual valve inlet channel 131A and a valve chamber of the manual valve. Therefore, regardless of the opening and closing of the second manual valve 13A, the manual valve inlet passage 131A and the manual valve communication passage 133A are always in communication.
- the outlet passage 132A of the third manual valve communicates with the process gas outlet passage 331A formed in the passage block 33A.
- the flow path configuration of the second gas unit B is almost the same as the flow path configuration of the first gas unit A, and thus the details are omitted. Only the differences will be described.
- FIG. 4 shows a cross-sectional view taken along the line BB of FIG.
- the manual valve communication passage 133B of the second manual valve 13B communicates with the inlet flow passage 22a of the process gas common flow passage end manual valve 22 via a flow passage 361B formed in the flow passage block 36B.
- the outlet passage 22b of the process gas common passage end valve 22 communicates with the joint hole 37a shown in FIG. 2 via a passage 371B formed in the passage block 37.
- a height adjusting plate 31 is sandwiched below the additional gas unit fixing plate 30C to which the additional gas unit C to be added is fixed and above the rail 26.
- the cutout portion 34 of the additional gas unit fixing plate 3OC is not shown in the figure, so only the cutout portion 34 is shown and the portion that should be seen on the other side is omitted.
- the structures of the purge gas common flow channel end manual valve 23 and the purge gas common flow channel end manual valve 25 of the additional gas unit C are almost the same as those shown in FIG. The difference is that a flow path block 39 in which a flow path communicating with the outlet flow path of the purge gas common flow path end manual valve 23 is formed extends downward in FIG. A joint hole 39a for communicating with the inlet channel of the third manual valve 14C is formed.
- FIG. 5 shows a cross-sectional view corresponding to FIG. 3 in that state.
- the joint hole 37a and the manual valve inlet channel 131C are separated from each other by just the thickness of the height adjustment plate 31.
- FIG. 6 shows a cross-sectional view corresponding to FIG. The positional relationship shown in FIG. 5 is realized by the passage block 37B entering the space of the notch.
- the height adjustment plate 31 is removed. Then, it is fixed with a bolt (not shown). Thereby, the joint hole 37a and the manual valve inlet channel 131C of the second manual valve 13C of the additional gas unit C communicate with each other.
- the first manual valve 11 provided in the outlet flow path communicates with the first manual valve 11 and the process gas common flow path 15.
- a third manual valve 14 provided at a position where the first manual valve 11 and the purge gas common flow path 16 communicate with each other.
- the process gas common flow path end manual valve 22 communicating with the end of the process gas common flow path 15 and the purge gas common flow communicating with the end of the purge gas common flow path 16 are commonly used.
- the provision of the flow path end manual valve 23 does not affect the existing gas line, that is, the construction of a new gas line can be performed while the semiconductor manufacturing process is in operation.
- extension gas unit C to be added is provided with the height adjusting plate 31 for connecting to the existing gas supply integrated unit, the positioning of the extension gas unit is easy, and the work efficiency of the extension work is improved. good.
- FIG. 7 A drawing corresponding to FIG. 5 is shown in FIG. 7, and a drawing corresponding to FIG. 6 is shown in FIG.
- height adjusting plates 40, 40A, 40B are respectively mounted below unit fixing plates 28, 29, first gas unit fixing plate 30A, and second gas unit fixing plate 30B.
- No height adjustment plate 40C is installed below the extension gas unit fixing plate 30C.
- the flow path block 37B is attached to the additional gas unit fixing plate 30C, which is different from the second gas unit fixing plate 30B.
- the height adjustment plate 40C (not shown) is sandwiched between the lower surfaces of the additional gas cut fixing plate 30C, so that the port formed in the flow path block 37B is connected to the process gas common flow. Connect to the output port of the roadside manual valve 22.
- a mechanism that allows the user to open the process gas common flow path end manual valve 22 even once Normally, when the process gas common flow path end manual valve 22 is sealed
- a stopper is also provided at the joint hole 16a. In this case, even if the process gas common flow path end manual valve 22 is opened by mistake, the process gas does not leak outside because the joint hole 16a is sealed. However, there is a risk that the process gas remaining in the space from the output port of the process gas common flow path end manual valve 22 to the joint hole 16a may leak out during the expansion work. To prevent this, if a manual valve 22 at the end of the process gas common flow path is opened even once and then closed, a mechanism that can be checked from the outside can be added to increase safety. .
- Fig. 10 shows a circuit diagram of a gas supply integrated unit consisting of gas unit A that supplies process gas to the existing line, and a circuit diagram of an additional gas unit C for adding it.
- the process gas air operated valve 17 is connected to a process gas tank (not shown) via a process gas supply port 18.
- the process gas air operated valve 17 is connected to one port of the second manual valve 13A via the process gas common flow path 15.
- the other port of the second manual valve 13A is connected to the first manual valve 11A.
- the outlet port of the first manual valve 11A communicates with the process gas outlet 10A.
- a pressure gauge 12A is connected to a flow path connecting the second manual valve 13A and the first manual valve 11A.
- the purge gas manual valve 20 is connected to one port of the third manual valve 14A via a check valve 19 and a purge gas common flow path 16.
- the other port of the third manual valve 14A is connected to the first manual valve 11A.
- the end of the process gas common flow path 15 is sealed by a process gas common flow path end manual valve 22.
- the end of the purge gas common flow path 16 is sealed by a purge gas common flow path end manual valve 23.
- FIG. 11 is a plan view showing an installation state of a device in which the circuit is specifically illustrated.
- Two rails 26, 27 Force Both ends are fixed in parallel by Reynole fixing rods 41, 45.
- Unit fixing plates 28, 29 and 30A are mounted along the Renoles 26 and 27 so as to be able to translate in the horizontal direction.
- the process gas air operated valve 17 is fixed to the process gas unit fixing plate 28.
- a purge gas manual valve 20 and a check valve 19 are fixed to the purge gas unit fixing plate 29.
- the first gas unit fixing plate 30A is connected to the first manual valve 11A, the pressure gauge 12A, and the pipe 38A from above, and the third manual valve 14A, the second manual valve 13A, and slightly shifted to the right.
- An existing process gas common flow path end manual valve 22 is fixed at the position.
- the existing purge gas common flow path end manual valve 23 is fixed at a position slightly shifted to the right avoiding the pipe 38A.
- the extension gas unit C to be added is fixed on the extension gas unit fixing plate 30C.
- the additional gas unit fixing plate 30C is connected to the first manual valve 11C, the pressure gauge 12C, and the pipe 38C from above, and the third manual valve 14C, the second manual valve 13C, and a position slightly shifted to the right.
- the additional manual valve 24 at the end of the additional process gas common flow path is fixed.
- a purge gas common flow path end manual valve 25 is fixed at a position slightly shifted to the right avoiding the pipe 38C, and a process gas common flow path end manual valve 24 and a purge gas common flow path end manual valve 25 are provided. Are connected by the first communication passage 52 of the pipe.
- the installation work of the additional gas unit C is performed as described below from the state where the additional gas unit C to be added is disposed slightly away from the existing gas unit.
- the additional gas unit fixing plate 30C is brought closer to the fixing plate 30A of the first gas unit A, and as shown in FIGS. 14 and 15, the additional gas unit fixing plate 30C is added to the outlet flow passage 22b of the process gas common flow passage end manual valve 22.
- the inlet block 51 of the second manual valve 13C of the gas unit C (see FIG. 12) is connected to the channel block 37A.
- the outlet flow path 22b of the process gas common flow path end manual valve 22 is connected to the U-shaped flow path 371A, the flow path 373A to the flow path 372A in the flow path block 37A, and the flow path 372A Communicates with the inlet channel 51 of the second manual valve 13C.
- a not-shown outlet flow path of the purge gas common flow path end manual valve 23 and a not-shown inlet flow path of the third manual valve 14C of the additional gas unit C are flow path blocks.
- the channels 58, 55, and 57 of 58 communicate with each other.
- the flow path 371A communicating with the outlet flow path 22b of the process gas common flow end manual valve 22 and the process gas common flow end manual valve 24 of the additional gas unit C are used.
- a second communication passage 59 of the pipe connects the inlet passage 24a of the pipe and the flow passage 361C communicating with the inlet passage 24a.
- the outlet flow path 24b of the gas common flow path end manual valve 24 communicates with the flow path 371C and the horizontal flow path 373C communicating with the outlet flow path 24b in the flow path block 37C, and the flow path 373C also has the same force as the pipe. It is connected to a single passage 52.
- the outlet flow passage 54 of the purge gas common flow end manual valve 25 shown in FIGS. 12 and 13 is connected to a pipe 52 from a flow passage 53 in a flow passage block 47.
- the new manual valve 24 at the end of the process gas common flow path, the manual valve at the end of the purge gas common flow path 25, the second manual valve 13C, the first manual valve 11C, and the third manual valve 14C of the additional gas unit C are opened.
- the purge gas common flow path end manual valve 23 and the purge gas manual valve 20 of the existing gas unit are opened.This allows the purge gas to flow into the additional gas unit C and removes water in the additional gas unit C. I do.
- the flow of the purge gas and the staying portion of the purge gas are shown in the following drawings. That is, a plan view showing the configuration in FIG. 12, a plan view showing the lower flow path block with the equipment in FIG. 13 removed, and a process gas common flow path end manual valves 22, 24 and a flow path block in FIG. It is a cross-sectional view of 36, 37 and a perspective view showing the lower flow path block with the equipment of FIG. 15 removed.
- the purge gas manual valve 20 When the purge gas manual valve 20 is opened and the purge gas flows into the additional gas unit C, the power of the purge gas tank (not shown) is also increased via the purge gas supply port 21, the purge gas manual valve 20, the check valve 19, and the purge gas common flow path 16.
- the purge gas common flow path end manual valve 23 branches and flows to the third manual valve 14C and the purge gas common flow path end manual valve 25.
- the purge gas flowing to the third manual valve 14C flows from the first manual valve 11C to the process gas outlet 10C.
- the purge gas flowing to the purge gas common flow path end manual valve 25 flows into the first communication passage 52 of the noive, the process gas common flow path end manual valve 24, the second communication passage 59 of the pipe, and the flow path block 37A. Flows into the third communication path 373A in the horizontal direction of the U-shaped flow path and the flow path 372A in the vertical direction.
- the purge gas flowing in the flow path 372A flows to the process gas outlet 10C via the inlet flow path 51 of the second manual valve 13C, the second manual valve 13C, and the first manual valve 11C.
- the first manual valve 11 provided in the outlet channel, the first manual valve 11 and the process gas common channel 15 are integrally formed by a flow path block.
- a process gas common flow path end manual valve 22 communicating with an end of a process gas common flow path 15 and an end of a purge gas common flow path 16 are provided.
- the second communication path 59 for communicating the outlet flow path 22b of the valve 22 with the outlet flow path 22b of the process gas common flow path end manual valve 22 and the inlet flow path 51 of another second manual valve 13C are connected. No.
- FIG. 16 A drawing corresponding to FIG. 12 is shown in FIG. 16, a drawing corresponding to FIG. 13 is shown in FIG. 17, a drawing corresponding to FIG. 14 is shown in FIG. 18 and a drawing corresponding to FIG.
- FIG. 18 and FIG. 19 the outlet flow path of the process gas common flow path end manual valve 22 ′ is downwardly branched into two, and one of the flow path 222 b and the second (2)
- the inlet flow path 51 of the manual valve 13C is connected to the U-shaped flow path of the flow path block 37A '.
- the outlet flow path 222b of the process gas common flow path end manual valve 22 ' is connected to the vertical flow path 371A', the horizontal third communication path 373A ', and the vertical
- the channel 372A ' is communicated with the channel 372A', and the channel 372A 'is communicated with the inlet channel 51 of the second manual valve 13C.
- the other flow path 221b of the outlet flow path of the process gas common flow path end manual valve 22 ′ and the inlet flow path 24a of the process gas common flow path end manual valve 24 ′ of the additional gas unit C Is communicated with the second communication passage 361C 'of the V-shaped flow passage of the flow passage block 36C'.
- the outlet flow path of the process gas common flow end manual valve 24 ' is branched downward in the same manner as the process gas common flow end manual valve 22', and one of the flow paths 241b and the other is used.
- the flow path 242b is connected to the left port 375 and the right port 376 of the V-shaped flow path 371C 'of the flow path block 37C', respectively.
- the V-shaped flow path 371C 'in the flow path block 37C' is connected to the flow path 373C 'at the lowest point of the V-shape, and the flow path 373C' is connected to the first communication path 52 'of the pipe.
- Purge gas is flown into the additional gas unit C to remove water from the additional gas unit C.
- the flow of the purge gas and the staying part of the purge gas are shown in Fig. 16, Fig. 17, Fig. 18 and Fig. 19.
- the third embodiment is the same as the third embodiment up to the point where the gas flows from the purge gas common flow path end manual valve 25 to the first communication passage 52 ′ of the pipe, and the flow from the first communication passage 52 ′ to the third communication passage 373A ′. However, the flow during this period is described.
- the purge gas flowing into the first communication passage 52 'of the pipe flows from the flow passage 373C' of the flow passage block 37C 'to the V-shaped flow passage 3'.
- the flow path 241b and the flow path 242b force Process gas
- the purge gas flowing into the common flow path end manual valve 24 ' is supplied to the inlet flow path 24a', the V-shaped second communication path 361C 'of the flow path block 36C',
- the outlet of the process gas common channel end manual valve 22 ' flows from the other channel 221b to one outlet channel 222b.
- the purge gas that has flowed into one outlet flow path 222b of the process gas common flow end manual valve 22 ' flows into the flow path block 37A, the U-shaped flow path 371A', and the third communication path 373A.
- the purge gas that has flowed through the flow path 372A ′ flows through the inlet flow path 51 of the second manual valve 13C, and thereafter is the same as in the third embodiment.
- process gas common flow end manual valve 24 ', the purge gas common flow end manual valve 25, and the third manual valve 14C are closed, and the process gas common flow is closed.
- process gas can be supplied to the second gas line.
- the outlet flow path 221b which is branched into two inside the process gas common flow path end manual valve 22 ′,
- the passage 2 22b is formed, and an outlet flow passage 241b and an outlet flow passage 242b branched into two are formed inside another process gas common flow passage end manual valve 24 'of the additional gas unit C to be added. Therefore, when purging an additional line by adding a line, the purge gas must flow into the process gas common flow path end manual valve 22 'and another process gas common flow path end manual valve 24'. And the water in the additional gas unit can be almost completely Can be completely removed.
- the first communication path 52 ′ is connected to the outlet flow path 54 of another purge gas common flow path end manual valve 25 and another process gas common flow path end manual valve 24.
- the second communication passage 361C is connected to both of the outlet passages 241b and 242b, and the second communication passage 361C is connected to the inlet passage 24a 'of another process gas common passage end manual valve 24' and the process gas common flow.
- the third flow path 373A ' is branched into two of the process gas common flow path end manual valve 22' and the third flow path 373A 'is connected to one of the two outlet flow paths 221b of the road end manual valve 22'.
- the other side 222b is provided so as to communicate with the inlet channel 51 of another second manual valve! /, So when purging an additional line by adding a line, the process gas common flow path end Purge gas is flowed into each of the manual valves 22 ′ and the manual valve 24 ′ at the end of another process gas common flow path, and in all the flow paths. be able to. Therefore, the water in the additional gas unit C to be added can be almost completely removed without spending much time for purging.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Valve Housings (AREA)
- Pipeline Systems (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2005800067744A CN101073141B (zh) | 2004-03-01 | 2005-01-20 | 气体供给集成单元 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004056286A JP3767897B2 (ja) | 2004-03-01 | 2004-03-01 | ガス供給集積ユニット |
JP2004-056286 | 2004-03-01 |
Publications (1)
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WO2005083754A1 true WO2005083754A1 (ja) | 2005-09-09 |
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PCT/JP2005/000656 WO2005083754A1 (ja) | 2004-03-01 | 2005-01-20 | ガス供給集積ユニット |
Country Status (5)
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JP (1) | JP3767897B2 (ja) |
KR (1) | KR100825050B1 (ja) |
CN (1) | CN101073141B (ja) |
TW (3) | TWI411742B (ja) |
WO (1) | WO2005083754A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9296697B2 (en) | 2005-08-24 | 2016-03-29 | Abbott Laboratories | Hetaryl-substituted guanidine compounds and use thereof as binding partners for 5-HT5-receptors |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4567370B2 (ja) * | 2004-05-10 | 2010-10-20 | シーケーディ株式会社 | ガス供給集積ユニット |
CN100408900C (zh) * | 2004-05-20 | 2008-08-06 | 喜开理株式会社 | 气体供给集成单元和气体单元的增设方法 |
KR101194104B1 (ko) | 2011-01-27 | 2012-10-24 | 주식회사 바이코 | 집적화 가스블럭을 이용한 가스공급장치 |
KR102543187B1 (ko) | 2018-11-09 | 2023-06-15 | 삼성전자주식회사 | 밸브 장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10141599A (ja) * | 1996-10-17 | 1998-05-29 | Lg Semicon Co Ltd | 半導体製造装置のガス供給装置 |
JPH11294697A (ja) * | 1998-04-10 | 1999-10-29 | Nippon Sanso Kk | ガス供給設備 |
JP2003091322A (ja) * | 2001-09-17 | 2003-03-28 | Ckd Corp | ガス供給集積弁 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3586075B2 (ja) * | 1997-08-15 | 2004-11-10 | 忠弘 大見 | 圧力式流量制御装置 |
JPH11212653A (ja) * | 1998-01-21 | 1999-08-06 | Fujikin Inc | 流体供給装置 |
JP4238453B2 (ja) * | 2000-03-10 | 2009-03-18 | 株式会社東芝 | 流体制御装置 |
-
2004
- 2004-03-01 JP JP2004056286A patent/JP3767897B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-20 WO PCT/JP2005/000656 patent/WO2005083754A1/ja active Application Filing
- 2005-01-20 CN CN2005800067744A patent/CN101073141B/zh not_active Expired - Fee Related
- 2005-01-20 KR KR1020067020398A patent/KR100825050B1/ko active IP Right Grant
- 2005-01-25 TW TW094102114A patent/TWI411742B/zh not_active IP Right Cessation
- 2005-01-25 TW TW099130142A patent/TWI486535B/zh not_active IP Right Cessation
- 2005-01-25 TW TW100130883A patent/TWI416029B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10141599A (ja) * | 1996-10-17 | 1998-05-29 | Lg Semicon Co Ltd | 半導体製造装置のガス供給装置 |
JPH11294697A (ja) * | 1998-04-10 | 1999-10-29 | Nippon Sanso Kk | ガス供給設備 |
JP2003091322A (ja) * | 2001-09-17 | 2003-03-28 | Ckd Corp | ガス供給集積弁 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9296697B2 (en) | 2005-08-24 | 2016-03-29 | Abbott Laboratories | Hetaryl-substituted guanidine compounds and use thereof as binding partners for 5-HT5-receptors |
Also Published As
Publication number | Publication date |
---|---|
TW200530532A (en) | 2005-09-16 |
TWI486535B (zh) | 2015-06-01 |
CN101073141A (zh) | 2007-11-14 |
TW201200778A (en) | 2012-01-01 |
KR20060122973A (ko) | 2006-11-30 |
KR100825050B1 (ko) | 2008-04-24 |
TWI411742B (zh) | 2013-10-11 |
TW201043828A (en) | 2010-12-16 |
CN101073141B (zh) | 2012-06-27 |
JP2005251790A (ja) | 2005-09-15 |
JP3767897B2 (ja) | 2006-04-19 |
TWI416029B (zh) | 2013-11-21 |
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