GB2013167B - Process for the backwashing and/or the conditioning of granular liquid treatment beds - Google Patents
Process for the backwashing and/or the conditioning of granular liquid treatment bedsInfo
- Publication number
- GB2013167B GB2013167B GB7901683A GB7901683A GB2013167B GB 2013167 B GB2013167 B GB 2013167B GB 7901683 A GB7901683 A GB 7901683A GB 7901683 A GB7901683 A GB 7901683A GB 2013167 B GB2013167 B GB 2013167B
- Authority
- GB
- United Kingdom
- Prior art keywords
- backwashing
- conditioning
- liquid treatment
- granular liquid
- treatment beds
- 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
- 238000011001 backwashing Methods 0.000 title 1
- 230000003750 conditioning effect Effects 0.000 title 1
- 239000007788 liquid Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B17/00—Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US95473378A | 1978-10-30 | 1978-10-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2013167A GB2013167A (en) | 1979-08-08 |
GB2013167B true GB2013167B (en) | 1982-11-10 |
Family
ID=25495856
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7900196A Expired GB2034682B (en) | 1978-10-30 | 1979-01-03 | High analysis liquid fertilizer |
GB7901683A Expired GB2013167B (en) | 1978-10-30 | 1979-01-17 | Process for the backwashing and/or the conditioning of granular liquid treatment beds |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7900196A Expired GB2034682B (en) | 1978-10-30 | 1979-01-03 | High analysis liquid fertilizer |
Country Status (8)
Country | Link |
---|---|
AU (1) | AU523286B2 (en) |
BR (1) | BR7901753A (en) |
CA (1) | CA1118225A (en) |
DE (1) | DE2902651A1 (en) |
FR (1) | FR2440346B1 (en) |
GB (2) | GB2034682B (en) |
IT (1) | IT1116813B (en) |
ZA (1) | ZA79607B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3007486C2 (en) * | 1980-02-28 | 1983-08-04 | Ruhrchemie Ag, 4200 Oberhausen | Process for producing a nitrogen fertilizer |
FI98517C (en) * | 1994-04-15 | 1997-07-10 | Kemira Agro Oy | Suspension fertilizers useful for irrigation fertilizers and process for making the same |
FI98518C (en) * | 1995-06-22 | 1997-07-10 | Kemira Agro Oy | Aqueous fertilizer suspension |
EP1094322A1 (en) * | 1999-10-21 | 2001-04-25 | Heinrich Kehlbeck | Apparatus for measuring the intensity of weak electromagnetic radiation, plasma fields, ion fields, photon fields and/or electrosmog |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE286491C (en) * | ||||
DE530052C (en) * | 1927-08-04 | 1931-07-20 | Fritz Sander Dr Ing | Process for the production of urea phosphate fertilizers |
US2814556A (en) * | 1953-03-06 | 1957-11-26 | Allied Chem & Dye Corp | Fertilizer comprising urea and ammonium hydrogen phosphates |
US2770538A (en) * | 1954-08-11 | 1956-11-13 | Donald E Vierling | Liquid fertilizers |
US2881066A (en) * | 1956-03-23 | 1959-04-07 | Southern Lumber Company | Process for producing nitrogenated and phosphorylated fertilizer, mulch and soil conditioner |
US2869996A (en) * | 1956-10-02 | 1959-01-20 | Donald E Vierling | Liquid fertilizer |
US3022153A (en) * | 1958-12-08 | 1962-02-20 | Robert C Miller | Method of preparing a stable liquid fertilizer from wet-process phosphoric acid |
US3096168A (en) * | 1960-05-20 | 1963-07-02 | Allied Chem | Suspensions of ureaform in liquid mixed fertilizers |
FR1335640A (en) * | 1962-07-13 | 1963-08-23 | Soc Produits Azotes Sa | Water soluble complex fertilizer |
DE1592690B2 (en) * | 1966-04-21 | 1976-12-23 | Kali-Chemie Ag, 3000 Hannover | PROCESS FOR THE PRODUCTION OF ALKALINE LUE PHOSPHATE DUENANTS |
GB1149924A (en) * | 1966-11-02 | 1969-04-23 | Power Gas Ltd | Improvements in or relating to the production of urea phosphate |
US3640698A (en) * | 1970-03-19 | 1972-02-08 | Union Oil Co | Fertilizer urea solutions containing micronutrients |
US3723086A (en) * | 1971-05-20 | 1973-03-27 | P Poynor | Process for producing ammonium phosphates and polyphosphates |
IL42624A (en) * | 1973-06-29 | 1976-02-29 | Chem & Phosphates Ltd | A process for the manufacture of crystalline urea phosphate |
US4175943A (en) * | 1973-12-19 | 1979-11-27 | Triomf Fertilizers | Water-soluble fertilizers |
US3918952A (en) * | 1974-03-15 | 1975-11-11 | I C Johnson & Son Inc | High analysis clear lawn fertilizer solution |
IL46307A (en) * | 1974-12-20 | 1977-12-30 | Chem & Phosphates Ltd | Method for preventing creasing in citrus fruit |
FR2299294A1 (en) * | 1975-01-28 | 1976-08-27 | Triomf Fertilizer Ltd | Water-soluble fertiliser - prepd. by addn. of urea, phosphoric acid and potassium salt |
US4116664A (en) * | 1976-11-04 | 1978-09-26 | Jones Leon R | Fertilizer composition and method of making same |
-
1979
- 1979-01-03 GB GB7900196A patent/GB2034682B/en not_active Expired
- 1979-01-17 GB GB7901683A patent/GB2013167B/en not_active Expired
- 1979-01-24 AU AU43627/79A patent/AU523286B2/en not_active Expired
- 1979-01-24 DE DE19792902651 patent/DE2902651A1/en not_active Withdrawn
- 1979-02-12 ZA ZA79607A patent/ZA79607B/en unknown
- 1979-02-22 CA CA000322156A patent/CA1118225A/en not_active Expired
- 1979-03-21 BR BR7901753A patent/BR7901753A/en unknown
- 1979-03-29 FR FR7907922A patent/FR2440346B1/en not_active Expired
- 1979-05-04 IT IT48941/79A patent/IT1116813B/en active
Also Published As
Publication number | Publication date |
---|---|
GB2034682B (en) | 1983-06-15 |
FR2440346B1 (en) | 1985-06-14 |
ZA79607B (en) | 1980-06-25 |
DE2902651A1 (en) | 1980-05-14 |
GB2013167A (en) | 1979-08-08 |
FR2440346A1 (en) | 1980-05-30 |
AU4362779A (en) | 1980-05-08 |
BR7901753A (en) | 1980-10-07 |
AU523286B2 (en) | 1982-07-22 |
GB2034682A (en) | 1980-06-11 |
IT7948941A0 (en) | 1979-05-04 |
IT1116813B (en) | 1986-02-10 |
CA1118225A (en) | 1982-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |