GB2400174B - Portable filtration apparatus - Google Patents
Portable filtration apparatusInfo
- Publication number
- GB2400174B GB2400174B GB0403136A GB0403136A GB2400174B GB 2400174 B GB2400174 B GB 2400174B GB 0403136 A GB0403136 A GB 0403136A GB 0403136 A GB0403136 A GB 0403136A GB 2400174 B GB2400174 B GB 2400174B
- Authority
- GB
- United Kingdom
- Prior art keywords
- filtration apparatus
- portable filtration
- portable
- filtration
- 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
- 238000001914 filtration Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/182—Specific anions in water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/20—Accessories; Auxiliary operations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/20—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using microanalysis, e.g. drop reaction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1813—Specific cations in water, e.g. heavy metals
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Biophysics (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0609522A GB2423582B (en) | 2003-02-18 | 2004-02-12 | Arsenic detection method and apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0303719.9A GB0303719D0 (en) | 2003-02-18 | 2003-02-18 | Detection method and apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0403136D0 GB0403136D0 (en) | 2004-03-17 |
GB2400174A GB2400174A (en) | 2004-10-06 |
GB2400174B true GB2400174B (en) | 2006-08-23 |
Family
ID=9953237
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0303719.9A Ceased GB0303719D0 (en) | 2003-02-18 | 2003-02-18 | Detection method and apparatus |
GB0609522A Expired - Lifetime GB2423582B (en) | 2003-02-18 | 2004-02-12 | Arsenic detection method and apparatus |
GB0403136A Expired - Lifetime GB2400174B (en) | 2003-02-18 | 2004-02-12 | Portable filtration apparatus |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0303719.9A Ceased GB0303719D0 (en) | 2003-02-18 | 2003-02-18 | Detection method and apparatus |
GB0609522A Expired - Lifetime GB2423582B (en) | 2003-02-18 | 2004-02-12 | Arsenic detection method and apparatus |
Country Status (1)
Country | Link |
---|---|
GB (3) | GB0303719D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10712240B2 (en) | 2016-04-19 | 2020-07-14 | Ariana Schanzer | Contaminant monitor system and method |
FI129493B (en) | 2019-07-23 | 2022-03-31 | 3Awater Oy | Portable assessment kit and method for measuring metal content of aqueous solution |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3741727A (en) * | 1972-02-04 | 1973-06-26 | Us Army | Arsenic sampler |
US4196081A (en) * | 1978-04-13 | 1980-04-01 | Pavia Edgar H | Apparatus for emergency water purification |
GB2053467A (en) * | 1979-07-03 | 1981-02-04 | Draegerwerk Ag | Detection of Arsenic Trioxide in Air |
DD262919A1 (en) * | 1987-08-05 | 1988-12-14 | Akad Wissenschaften Ddr | DEVICE FOR AIR-CONDITIONING SEA-RESISTANCE SUITS FOR PILOT GUIDES |
US4897187A (en) * | 1988-12-05 | 1990-01-30 | Rice William J | Portable water filtration apparatus |
JP2000225391A (en) * | 1999-02-04 | 2000-08-15 | Inada Toshitaka | Portable water purifier |
US6464760B1 (en) * | 2000-09-27 | 2002-10-15 | John C. K. Sham | Ultraviolet air purifier |
JP2003066025A (en) * | 2001-08-28 | 2003-03-05 | Tohoku Techno Arch Co Ltd | Simple detection method of trace quantity of arsenic in water |
WO2003038421A1 (en) * | 2001-11-01 | 2003-05-08 | Advanced Technology Materials, Inc. | A system and method for detecting hydride gases at low concentrations and in the presence of varying humidity levels |
-
2003
- 2003-02-18 GB GBGB0303719.9A patent/GB0303719D0/en not_active Ceased
-
2004
- 2004-02-12 GB GB0609522A patent/GB2423582B/en not_active Expired - Lifetime
- 2004-02-12 GB GB0403136A patent/GB2400174B/en not_active Expired - Lifetime
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3741727A (en) * | 1972-02-04 | 1973-06-26 | Us Army | Arsenic sampler |
US4196081A (en) * | 1978-04-13 | 1980-04-01 | Pavia Edgar H | Apparatus for emergency water purification |
GB2053467A (en) * | 1979-07-03 | 1981-02-04 | Draegerwerk Ag | Detection of Arsenic Trioxide in Air |
DD262919A1 (en) * | 1987-08-05 | 1988-12-14 | Akad Wissenschaften Ddr | DEVICE FOR AIR-CONDITIONING SEA-RESISTANCE SUITS FOR PILOT GUIDES |
US4897187A (en) * | 1988-12-05 | 1990-01-30 | Rice William J | Portable water filtration apparatus |
JP2000225391A (en) * | 1999-02-04 | 2000-08-15 | Inada Toshitaka | Portable water purifier |
US6464760B1 (en) * | 2000-09-27 | 2002-10-15 | John C. K. Sham | Ultraviolet air purifier |
JP2003066025A (en) * | 2001-08-28 | 2003-03-05 | Tohoku Techno Arch Co Ltd | Simple detection method of trace quantity of arsenic in water |
WO2003038421A1 (en) * | 2001-11-01 | 2003-05-08 | Advanced Technology Materials, Inc. | A system and method for detecting hydride gases at low concentrations and in the presence of varying humidity levels |
Also Published As
Publication number | Publication date |
---|---|
GB2423582B (en) | 2006-10-25 |
GB2423582A (en) | 2006-08-30 |
GB0609522D0 (en) | 2006-06-21 |
GB0403136D0 (en) | 2004-03-17 |
GB2400174A (en) | 2004-10-06 |
GB0303719D0 (en) | 2003-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20110407 AND 20110413 |
|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20240211 |