GB1400673A - Straining tube for lined ground-water well - Google Patents
Straining tube for lined ground-water wellInfo
- Publication number
- GB1400673A GB1400673A GB1678773A GB1678773A GB1400673A GB 1400673 A GB1400673 A GB 1400673A GB 1678773 A GB1678773 A GB 1678773A GB 1678773 A GB1678773 A GB 1678773A GB 1400673 A GB1400673 A GB 1400673A
- Authority
- GB
- United Kingdom
- Prior art keywords
- grooves
- water well
- lined ground
- straining tube
- reijonen
- 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
Links
- 239000003673 groundwater Substances 0.000 title abstract 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/088—Wire screens
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
1400673 Wells &c Y REIJONEN and V REIJONEN 7 April 1973 16787/73 Heading E1F [Also in Division B1] A straining tube for a lined ground-water well comprises a plurality of spaced-apart tapered rings 1, each ring having grooves 5 in the surface thereof. The grooves run radially in the upper and lower surfaces of each ring and axially in the outer circumferential surface. The radial grooves may taper in depth and extend inwardly only part way across the upper and lower surfaces (Fig. 4 not shown). The depth of the grooves is preferably greater than the width.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1678773A GB1400673A (en) | 1973-04-07 | 1973-04-07 | Straining tube for lined ground-water well |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1678773A GB1400673A (en) | 1973-04-07 | 1973-04-07 | Straining tube for lined ground-water well |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1400673A true GB1400673A (en) | 1975-07-23 |
Family
ID=10083660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1678773A Expired GB1400673A (en) | 1973-04-07 | 1973-04-07 | Straining tube for lined ground-water well |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1400673A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999006669A1 (en) * | 1997-08-01 | 1999-02-11 | Jeffery Spray | Wire-wrapped well screen |
-
1973
- 1973-04-07 GB GB1678773A patent/GB1400673A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999006669A1 (en) * | 1997-08-01 | 1999-02-11 | Jeffery Spray | Wire-wrapped well screen |
US6089316A (en) * | 1997-08-01 | 2000-07-18 | Spray; Jeffery A. | Wire-wrapped well screen |
US6298914B1 (en) | 1997-08-01 | 2001-10-09 | Jeffery A. Spray | Wire-wrapped well screen |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |