DE29512954U1 - Explosionssperre mit abgeschweißten Wassertaschen - Google Patents
Explosionssperre mit abgeschweißten WassertaschenInfo
- Publication number
- DE29512954U1 DE29512954U1 DE29512954U DE29512954U DE29512954U1 DE 29512954 U1 DE29512954 U1 DE 29512954U1 DE 29512954 U DE29512954 U DE 29512954U DE 29512954 U DE29512954 U DE 29512954U DE 29512954 U1 DE29512954 U1 DE 29512954U1
- Authority
- DE
- Germany
- Prior art keywords
- explosion
- explosion barrier
- film tube
- barrier according
- weld seams
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004880 explosion Methods 0.000 title claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 25
- 230000004888 barrier function Effects 0.000 title claims description 22
- 238000005065 mining Methods 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims 1
- 239000004698 Polyethylene Substances 0.000 claims 1
- 239000003063 flame retardant Substances 0.000 claims 1
- -1 polyethylene Polymers 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 239000011888 foil Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/14—Fluid barriers or rock dusters made to work by, or at the same time as, shots or explosions
- E21F5/143—Fluid barriers
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Description
Claims (6)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29512954U DE29512954U1 (de) | 1995-08-11 | 1995-08-11 | Explosionssperre mit abgeschweißten Wassertaschen |
DE19608141A DE19608141B4 (de) | 1995-03-31 | 1996-03-02 | Explosionssperre mit Wassertaschen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29512954U DE29512954U1 (de) | 1995-08-11 | 1995-08-11 | Explosionssperre mit abgeschweißten Wassertaschen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE29512954U1 true DE29512954U1 (de) | 1996-01-25 |
Family
ID=8011679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE29512954U Expired - Lifetime DE29512954U1 (de) | 1995-03-31 | 1995-08-11 | Explosionssperre mit abgeschweißten Wassertaschen |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE29512954U1 (de) |
-
1995
- 1995-08-11 DE DE29512954U patent/DE29512954U1/de not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 19960307 |
|
R150 | Utility model maintained after payment of first maintenance fee after three years |
Effective date: 19990315 |
|
R151 | Utility model maintained after payment of second maintenance fee after six years |
Effective date: 20020417 |
|
R081 | Change of applicant/patentee |
Owner name: DR. KLAUS SCHULTE GMBH CHEMISCH-TECHNISCHE FAB, DE Free format text: FORMER OWNER: LLOYDS-MONTAN GMBH, 44149 DORTMUND, DE Effective date: 19951212 Owner name: DR. KLAUS SCHULTE GMBH CHEMISCH-TECHNISCHE FAB, DE Free format text: FORMER OWNER: LLOYDS MONTAN PRODUKTIONS- UND HANDELSGESELLSCHAFT MBH, 44149 DORTMUND, DE Effective date: 20021219 |
|
R158 | Lapse of ip right after 8 years |
Effective date: 20040302 |