WO1981000360A1 - Apparatus for gas scrubbing - Google Patents
Apparatus for gas scrubbing Download PDFInfo
- Publication number
- WO1981000360A1 WO1981000360A1 PCT/SU1980/000067 SU8000067W WO8100360A1 WO 1981000360 A1 WO1981000360 A1 WO 1981000360A1 SU 8000067 W SU8000067 W SU 8000067W WO 8100360 A1 WO8100360 A1 WO 8100360A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gas
- channel
- wall
- gas channel
- internal
- Prior art date
Links
- 238000005201 scrubbing Methods 0.000 title abstract 2
- 239000002245 particle Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 15
- 238000005345 coagulation Methods 0.000 abstract description 10
- 230000015271 coagulation Effects 0.000 abstract description 10
- 238000000926 separation method Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 147
- 239000000428 dust Substances 0.000 description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000004364 calculation method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000006735 deficit Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 206010051602 Laziness Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 208000036490 Arterial inflammations Diseases 0.000 description 1
- 240000008570 Digitaria exilis Species 0.000 description 1
- 235000005459 Digitaria exilis Nutrition 0.000 description 1
- 241001572175 Gaza Species 0.000 description 1
- 241001622933 Gazza Species 0.000 description 1
- 208000031361 Hiccup Diseases 0.000 description 1
- 235000010575 Pueraria lobata Nutrition 0.000 description 1
- 240000005499 Sasa Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000968 medical method and process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
- B04C5/04—Tangential inlets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/008—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with injection or suction of gas or liquid into the cyclone
Definitions
- the equipment is free of charge for the separation of materials, and more precisely - for the gas adapter
- the technology of quick gas calculation is based on the use of the process of kinematic coagulation balanced. in the gas of dust particles with droplets of liquid,
- a step-by-step liquid runs through the gas inlet; the cross-section is much smaller than the cross-section of the cycle.
- the accessory of the appliance is a comparatively low hydraulic power supply / a / 200 mm is available * - it can be easily transported /, which allows it to be transported.
- Gas channel device .for. The gas contact with the liquid is communicated at the outlet with the cylinder / cm * , for example, patent No. 684-14-, class 12 with 2/01, ⁇ 973g /.
- High efficiency of calculations in devices of such type / 98 and higher / is the result of the natural gas channel availability, which is available. / to the middle / located between the part, which is gradually tapering out. to the middle / in /, and often, smoothly. of the expanding homeland ⁇ exiting / diffusion /.
- the grains of the core are droplets.
- the water dispersion is very strongly increased, which results in an increase in the contact between the dusty gas and the second.
- the pressure gradient drops and conditions arise for equalizing the speed of movement. gas and droplet. ⁇ connection with high / range of 40-150 m / sec / rapid gas in- teraction with a growing liquid in the middle of the environment. kinematic coagulation contained in the gas supply of dust particles.
- the appliance is designed for high purification of gas, which ensures a reduction in energy consumption and is efficient.
- a simplification. Compression and reduction of the size of the device as a result of a change in the form and use of the gas channel.
- the indicated particles are located in the historical zone. creates favorable conditions for their capture in the air.
- the value of the indicated phenomena of kinematic coagulation and centrifugal separation allows you to target the weighted _
- the natural gas channel format and its use in the vicinity of the cycle ensure the storage of the device.
- the appliance is also available with the appliance.
- this appliance is designed for a large amount of gas, which is not neglected by the existing devices, which consumes less energy.
- the growth channels For the equal distribution of gas in the section of the gas supply, it is expedient to introduce the growth channels into the gas pipe.
- the price of the property is subject to change.
- the function of the live channels in this case is fulfilled by the lateral internal wall of the channel.
- This wall makes it possible to cross the channel in a cross-section of the channel; it is only one of the oldest long-distance ridges. ⁇ igu ⁇ .
- Good performance ensures that the plug is in good condition and the plug is in the hole, and this eliminates the need for plugging.
- the side internal gas wall channel may have a simple cross-section of the ellipse shape.
- the gas channel has two heads / in the vicinity of the area, which is located at a greater distance
- the optimal angle between the large and large ellipse and transforming the internal part of the tangentially occupied area is 60 °. This. Ensures the best possible vision of the intensity of kinematic coagulation, a reduction in the cost of the infection
- • * • 10 - ensures an optimal ratio of the lengths of the infuser and diffuser / 1 ' ⁇ / and the optimal ratio between the narrowest / largest / and the widest 1-channel / section.
- the advantageous way is for the growth channels to be included in the gas channel for the tangential sale of the free gas outlet for the independent internal purchase. By flowing into the gas channel tangentially, the flocks of the community share a complete energy supply to the gas particles,. occupied by the side internal - the side of the channel. P ⁇ is ⁇ tsi ⁇ ⁇ a ⁇ called -.
- the side exterior wall of the gas .channel has a smaller measure.
- One tangential directional channel For interconnected housing, in particular, there may be 5 slots in the gap, in particular. between the outside. this wall 'and a panel installed on this wall, which is tan- gential at the output completed in it. In this case, the heaviest of the gas-weighted particles that have been converted to a side external wall. 10 gas.
- the channel of the central power supply is already at the very beginning of the short-circuit of the gas supply line. After the operation of the same force, they fly out of the air.
- a high-performance device that has an increased percentage of A complete public space between the high-pressure partitions and the large outlet with a central gas channel.
- FIG. 3 illustrates an embodiment of the apparatus according to the invention, in which case the external circuit is serviced . gas hired, total vice with partial discharges; ⁇ ig. Discovers through the use of U- ⁇ U ⁇ ICS ⁇ ⁇ .
- Fig. 5 illustrates an embodiment of the device.
- FIG. 7 shows an enlarged scale of gas discharged from a gas appliance, depicted in Fig. 5, for the sake of the case, on the side of the inside wall.
- Fig. 2 ⁇ shows a partial, partial embodiment of the device according to the invention in the embodiment of its execution with an output channel and a recirculating channel; ⁇ ig. ⁇ Z is excluded through ⁇ -- ⁇ ⁇ ⁇ Economics ⁇ . ⁇ 2.
- the cycle ⁇ ' contains body 3, closed on top 15 in bulk 4.
- -Unit 3 includes part 5, having the appearance of a vertical cylinder and serving. for the return of the gas to be cleaned.
- the incinerator is used to eliminate the sludge.
- Cycle I is equipped with an excellent tool. 20 7, the purpose and disposition of the offer. Is described below. and an excellent pipe .8, located on the upper part of the unit 3 and designed for the purpose of cleaning, cleaned gas. . ⁇
- the version of the device shown in FIG. 1, the exhaust pipe 8 is disposed of 25, which means that there is no use for it.
- the gas channel 9 is corrupted by the axis of cylinder I. However, at the end, channel 9 of the communication - 14 - .
- the door is equipped with an internal cylinder 13 and, at the end, the channel is connected with an external channel 7, which is equipped with an extension .
- the version of the appliance shown in FIG. 2 and channel 9 in the cross section have a direct access to the internal power supply.
- nellernta 14 and its expansion may be others. .
- gaz ⁇ vy ⁇ anal 9 ⁇ as ⁇ l ⁇ zhen ⁇ vin ⁇ v ⁇ y line / ch ⁇ ⁇ ets ⁇ ch ⁇ i ⁇ eln ⁇ with gits ⁇ tsinamiches ⁇ y ⁇ ch ⁇ i z ⁇ eniya, ⁇ a ⁇ ⁇ a ⁇ ⁇ bes ⁇ echivae ⁇ b ⁇ lee ⁇ lavny vyv ⁇ ts gaz ⁇ - v ⁇ g ⁇ ⁇ a v ⁇ vnu ⁇ ennee ⁇ s ⁇ ans ⁇ v ⁇ tsi ⁇ l ⁇ na I, gtse ⁇ ⁇ ts ⁇ lzhae ⁇ ⁇ e ⁇ emescha ⁇ sya ⁇ vin ⁇ v ⁇ y line / and vice
- the cross section of 9 has a straight linear style.
- Bulb 4 of the cycle .1 has the form of a screw plate connecting the body of the 3 cylinder of I with the best pipe 8.
- channel 9 has a direct angled cross section / Fig. 5/, which, generally speaking, is predominantly from the cost of the production process.
- the outer wall of channel 9 is combined with an upscale of 4 cycles, performed in the same way as in the alternative version, in the vice-helical
- the lower wall ⁇ 8 / Fig. 5 / channel 9 which is especially the case, as well as the skin 5, screw plate, height
- the camera will be provided, which at the same time serves the collection of 14 for the purpose of housing.
- Collector 14 is equipped with an excellent fitting 19, mounted on the roof 4 and serving as a means of raising the salvage rate of the apartment during the second half of the city.
- Fig. 7 shows an exhaust section of a gas .
- the channel in the apparatus was agreed to by the invention, in the other hand, the internal wall 16 of the gas channel 9 had an ellipse channel, and the result was that it was free of charge.
- Step 7 and a large ellipse ⁇ - ⁇ are 60 °.
- the next part on the same length of the train / is 1: 4 and is the same as the optimal ratio of the length of the plug and the diffuser in the known linear pipe.
- PANE 16 in this section of the channel. It has a well-equipped function, which was developed in the basic - - two interconnected arrays of Consequently opponent ⁇ réelle admir matters matters, ⁇ ... . . .- .17. -. on fig.8. PANE 16 in this section of the channel. It has a well-equipped function, which was developed in the basic - - two interconnected arrays of Consequently carte ⁇ réelle admir matters, ⁇ . . . .- .17. -. on fig.8. PANE 16 in this section of the channel. It has a well-equipped function, which was developed in the basic - - two interconnected arrays of Consequently carte ⁇ ginsruc matters matters, ⁇ ... ⁇ . . .- .17. -. on fig.8. PANE 16 in this section of the channel. It has a well-equipped function, which was developed in the basic - - two interconnected arrays of Consequently carte
- each live channel 15 represents a specific gap to the finger of the indicated wall of wall 16 and panel 20,. other perfect linearity and are installed on this stage of the tangential at the highest performed- "there is no answer in it.
- the central area of the pipe 8 is simply the perfect accessory 26, which is partially loaded into the pipe 8 and secured. For this reason, with the full cover of the belt 4.
- the first section of the unit 26 is located below the level of the recirculation
- the machine for the purpose of gas purification works with the following process.
- the gas channel 9 has a well-known process of kinematic coagulation, similar to that., there is a substantial
- Purified gas from channel 12 of the channel .9 is not effective through 13, but is not inconsistent, which is not beneficial. ample appliances, a complete. hydraulically powered drive on the way. At the entrance to the interior
- Gas Channel 9 Includes functions on its own. lower threaded nodes of the known device for the purpose of
- the proprietary device channel is designed to protect the gas from the livestock and the fan; .Because of the obvious obvious benefits
- the gas channel 9 is executed as shown in Fig. 7 and 8, the gas flow is received .. two of them are received, the calculation is in progress
- the appliance corresponding to FIG. 8 ensures an optimum mode of view of the intensity of the kinematic mode : the movement of the gas supply, optimal from the point of view of
- a distinctive feature of the device is included in the tangential delivery / in the direction of ⁇ output
- the appliance corresponding to FIG. ⁇ is the heaviest
- channels 22 contributes to an increase in the service life of the device, as well as other particles that have accumulated in the external side
- channels 22 for the removal and use of channels allows the user to install and use the channel.
- the invention may find widespread use in chemical industry, in energy, and also in metal gas industry. There are 10 mechanical impurities.
- the appliance is also designed for other needs that require intensive heat and mass.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Cyclones (AREA)
- Separation Of Particles Using Liquids (AREA)
- Ventilation (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803049752 DE3049752C2 (de) | 1979-08-02 | 1980-04-25 | Staubabscheider zur Reinigung von Gasan |
AT0907480A AT379321B (de) | 1979-08-02 | 1980-04-25 | Apparat zur gasnassreinigung |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU2804373 | 1979-08-02 | ||
SU792804373A SU917854A1 (ru) | 1979-08-02 | 1979-08-02 | Устройство дл мокрой очистки газа |
SU802902652A SU917855A1 (ru) | 1980-04-02 | 1980-04-02 | Аппарат дл мокрой очистки газа |
SU802902651A SU851815A1 (ru) | 1980-04-02 | 1980-04-02 | Аппарат дл мокрой очистки газа |
SU802902653A SU917853A1 (ru) | 1980-04-02 | 1980-04-02 | Аппарат дл мокрой очистки газа |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1981000360A1 true WO1981000360A1 (en) | 1981-02-19 |
Family
ID=27484895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SU1980/000067 WO1981000360A1 (en) | 1979-08-02 | 1980-04-25 | Apparatus for gas scrubbing |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS6126404B2 (enrdf_load_stackoverflow) |
AT (1) | AT379321B (enrdf_load_stackoverflow) |
DE (1) | DE3049752C2 (enrdf_load_stackoverflow) |
SE (1) | SE427244B (enrdf_load_stackoverflow) |
WO (1) | WO1981000360A1 (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1001721C2 (nl) * | 1994-11-23 | 1996-10-22 | Linde Ag | Inrichting voor het in kontakt brengen van een vloeistof met een gas. |
CN106268142A (zh) * | 2016-08-29 | 2017-01-04 | 河南心连心化肥有限公司 | 一种复合式高效湿式除尘器及其除尘工艺 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4344506C2 (de) * | 1993-12-24 | 1998-04-16 | Knecht Filterwerke Gmbh | Zyklon zur Abscheidung von Öl |
DE19502202A1 (de) * | 1995-01-25 | 1996-08-22 | Ernst August Bielefeldt | Verfahren und Einrichtung zur Stofftrennung mittels Fliehkraft |
DE29501148U1 (de) * | 1995-01-25 | 1995-07-20 | Bielefeldt, Ernst-August, 24582 Bordesholm | Einrichtung zur Stofftrennung mittels Fliehkraft |
DE10062483A1 (de) * | 2000-12-14 | 2002-06-20 | Deutz Ag | Filter zur Reinigung von Kurbelgehäuseentlüftungsgasen einer Brennkraftmaschine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2881858A (en) * | 1954-06-21 | 1959-04-14 | Svenska Flaektfabriken Ab | Apparatus for separating dust or liquid drops from a gaseous medium |
US2983333A (en) * | 1957-05-04 | 1961-05-09 | Percevaut Emile Henri Gabriel | Gas scrubber apparatus |
PL68414B1 (enrdf_load_stackoverflow) * | 1969-10-10 | 1973-02-28 |
-
1980
- 1980-04-25 JP JP55501132A patent/JPS6126404B2/ja not_active Expired
- 1980-04-25 DE DE19803049752 patent/DE3049752C2/de not_active Expired
- 1980-04-25 AT AT0907480A patent/AT379321B/de not_active IP Right Cessation
- 1980-04-25 WO PCT/SU1980/000067 patent/WO1981000360A1/ru active Application Filing
-
1981
- 1981-03-31 SE SE8102050A patent/SE427244B/sv not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2881858A (en) * | 1954-06-21 | 1959-04-14 | Svenska Flaektfabriken Ab | Apparatus for separating dust or liquid drops from a gaseous medium |
US2983333A (en) * | 1957-05-04 | 1961-05-09 | Percevaut Emile Henri Gabriel | Gas scrubber apparatus |
PL68414B1 (enrdf_load_stackoverflow) * | 1969-10-10 | 1973-02-28 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1001721C2 (nl) * | 1994-11-23 | 1996-10-22 | Linde Ag | Inrichting voor het in kontakt brengen van een vloeistof met een gas. |
BE1009199A3 (fr) * | 1994-11-23 | 1996-12-03 | Linde Ag | Dispositif pour mettre en contact un liquide avec un gaz. |
ES2124156A1 (es) * | 1994-11-23 | 1999-01-16 | Linde Ag | Dispositivo para la puesta en constacto de un liquido con un gas. |
CN106268142A (zh) * | 2016-08-29 | 2017-01-04 | 河南心连心化肥有限公司 | 一种复合式高效湿式除尘器及其除尘工艺 |
Also Published As
Publication number | Publication date |
---|---|
SE427244B (sv) | 1983-03-21 |
DE3049752C2 (de) | 1989-03-16 |
AT379321B (de) | 1985-12-27 |
JPS6126404B2 (enrdf_load_stackoverflow) | 1986-06-20 |
DE3049752T1 (de) | 1982-02-25 |
ATA907480A (de) | 1985-05-15 |
SE8102050L (sv) | 1981-03-31 |
JPS57500138A (enrdf_load_stackoverflow) | 1982-01-28 |
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