BE627333A - - Google Patents
Info
- Publication number
- BE627333A BE627333A BE627333DA BE627333A BE 627333 A BE627333 A BE 627333A BE 627333D A BE627333D A BE 627333DA BE 627333 A BE627333 A BE 627333A
- Authority
- BE
- Belgium
- Prior art keywords
- valve according
- orifice
- valve
- liquid
- pressure
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 claims description 3
- 239000012056 semi-solid material Substances 0.000 claims description 2
- 239000011343 solid material Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 description 6
- 238000010926 purge Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- BTFMCMVEUCGQDX-UHFFFAOYSA-N 1-[10-[3-[4-(2-hydroxyethyl)-1-piperidinyl]propyl]-2-phenothiazinyl]ethanone Chemical compound C12=CC(C(=O)C)=CC=C2SC2=CC=CC=C2N1CCCN1CCC(CCO)CC1 BTFMCMVEUCGQDX-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000013521 mastic Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229960004265 piperacetazine Drugs 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
- E21D15/512—Arrangement of valves
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
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)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL288208T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE627333A true BE627333A (en:Method) |
Family
ID=19782625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE627333D BE627333A (en:Method) |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE627333A (en:Method) |
| NL (1) | NL288208A (en:Method) |
-
0
- NL NL288208D patent/NL288208A/xx unknown
- BE BE627333D patent/BE627333A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL288208A (en:Method) |
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