HK77087A - A method and apparatus for dewatering sludge - Google Patents
A method and apparatus for dewatering sludgeInfo
- Publication number
- HK77087A HK77087A HK770/87A HK77087A HK77087A HK 77087 A HK77087 A HK 77087A HK 770/87 A HK770/87 A HK 770/87A HK 77087 A HK77087 A HK 77087A HK 77087 A HK77087 A HK 77087A
- Authority
- HK
- Hong Kong
- Prior art keywords
- dewatering sludge
- dewatering
- sludge
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
- B01D33/742—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate containing fixed liquid displacement elements or cores
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
- Sink And Installation For Waste Water (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8003495A GB2068761B (en) | 1980-02-01 | 1980-02-01 | Method and apparatus for dewatering sludge |
Publications (1)
Publication Number | Publication Date |
---|---|
HK77087A true HK77087A (en) | 1987-10-23 |
Family
ID=10511066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK770/87A HK77087A (en) | 1980-02-01 | 1987-10-15 | A method and apparatus for dewatering sludge |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS56124409A (en) |
AU (1) | AU539433B2 (en) |
CA (1) | CA1163571A (en) |
DE (1) | DE3101105A1 (en) |
FR (1) | FR2475031B1 (en) |
GB (1) | GB2068761B (en) |
HK (1) | HK77087A (en) |
IT (1) | IT1135235B (en) |
NL (1) | NL188327C (en) |
NO (1) | NO152126C (en) |
SE (2) | SE8100710L (en) |
SG (1) | SG25487G (en) |
ZA (1) | ZA81329B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4731188A (en) * | 1986-04-03 | 1988-03-15 | Ashbrook-Simon-Hartley | Adjustable ramp for dewatering device |
GB8909463D0 (en) * | 1989-04-26 | 1989-06-14 | Hartley Simon Ltd | Apparatus for dewatering sludge |
GB2232611B (en) * | 1989-06-02 | 1992-10-14 | D & C Ltd | Horizontal belt vacuum filtration apparatus |
DE59000338D1 (en) * | 1989-06-30 | 1992-11-12 | Hoppe & Partner | METHOD AND DEVICE FOR PRE-THICKENING SLUDGE. |
AU2002344431A1 (en) * | 2002-02-15 | 2003-09-04 | Arao City | Gravity type thickener, gravity type thickening method, coagulant adding device, and coagulant adding method |
CN116537744B (en) * | 2023-07-07 | 2023-09-08 | 山东省路桥集团有限公司 | Drilling machine blowdown mechanism for road construction |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB754168A (en) * | 1953-06-25 | 1956-08-01 | Lukens Steel Co | Rotary table filter |
GB909512A (en) * | 1960-03-22 | 1962-10-31 | Arthur Andrew Holland | Endless belt filter |
SE365122B (en) * | 1972-04-13 | 1974-03-18 | Nordstjernan Rederi Ab | |
NL176054C (en) * | 1974-02-27 | 1985-02-18 | Bellmer Geb Kg Maschf | FILTER EQUIPMENT. |
GB1602677A (en) * | 1978-05-25 | 1981-11-11 | Hartley Simon Ltd | Sludge thickening |
-
1980
- 1980-02-01 GB GB8003495A patent/GB2068761B/en not_active Expired
-
1981
- 1981-01-15 DE DE19813101105 patent/DE3101105A1/en active Granted
- 1981-01-19 ZA ZA00810329A patent/ZA81329B/en unknown
- 1981-01-19 CA CA000368798A patent/CA1163571A/en not_active Expired
- 1981-01-26 NL NLAANVRAGE8100357,A patent/NL188327C/en not_active IP Right Cessation
- 1981-01-29 AU AU66736/81A patent/AU539433B2/en not_active Expired
- 1981-01-30 NO NO810336A patent/NO152126C/en not_active IP Right Cessation
- 1981-01-30 SE SE8100710D patent/SE8100710L/en not_active Application Discontinuation
- 1981-01-30 IT IT19418/81A patent/IT1135235B/en active
- 1981-01-30 JP JP1372581A patent/JPS56124409A/en active Pending
- 1981-01-30 SE SE8100710A patent/SE442592B/en not_active IP Right Cessation
- 1981-01-30 FR FR8101852A patent/FR2475031B1/en not_active Expired
-
1987
- 1987-03-12 SG SG254/87A patent/SG25487G/en unknown
- 1987-10-15 HK HK770/87A patent/HK77087A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ZA81329B (en) | 1982-02-24 |
SG25487G (en) | 1987-09-18 |
CA1163571A (en) | 1984-03-13 |
FR2475031B1 (en) | 1986-05-09 |
AU6673681A (en) | 1981-08-06 |
NL8100357A (en) | 1981-09-01 |
GB2068761B (en) | 1984-04-26 |
NO810336L (en) | 1981-08-03 |
IT1135235B (en) | 1986-08-20 |
NO152126C (en) | 1985-08-28 |
NL188327C (en) | 1992-06-01 |
SE442592B (en) | 1986-01-20 |
DE3101105C2 (en) | 1987-07-23 |
NL188327B (en) | 1992-01-02 |
SE8100710L (en) | 1981-08-02 |
FR2475031A1 (en) | 1981-08-07 |
GB2068761A (en) | 1981-08-19 |
AU539433B2 (en) | 1984-09-27 |
JPS56124409A (en) | 1981-09-30 |
IT8119418A0 (en) | 1981-01-30 |
DE3101105A1 (en) | 1981-11-19 |
NO152126B (en) | 1985-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |