IT8119418A0 - METHOD AND APPARATUS FOR DEHYDRATING SLUDGE. - Google Patents
METHOD AND APPARATUS FOR DEHYDRATING SLUDGE.Info
- Publication number
- IT8119418A0 IT8119418A0 IT8119418A IT1941881A IT8119418A0 IT 8119418 A0 IT8119418 A0 IT 8119418A0 IT 8119418 A IT8119418 A IT 8119418A IT 1941881 A IT1941881 A IT 1941881A IT 8119418 A0 IT8119418 A0 IT 8119418A0
- Authority
- IT
- Italy
- Prior art keywords
- dehydrating sludge
- dehydrating
- sludge
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title 1
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
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 (2)
Publication Number | Publication Date |
---|---|
IT8119418A0 true IT8119418A0 (en) | 1981-01-30 |
IT1135235B IT1135235B (en) | 1986-08-20 |
Family
ID=10511066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19418/81A IT1135235B (en) | 1980-02-01 | 1981-01-30 | METHOD AND APPARATUS TO DEHYDRATE 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) | SE442592B (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 |
EP0405199B1 (en) * | 1989-06-30 | 1992-10-07 | Hoppe + Partner | Process and device for the pre-thickening of 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 IT IT19418/81A patent/IT1135235B/en active
- 1981-01-30 NO NO810336A patent/NO152126C/en not_active IP Right Cessation
- 1981-01-30 SE SE8100710A patent/SE442592B/en not_active IP Right Cessation
- 1981-01-30 FR FR8101852A patent/FR2475031B1/en not_active Expired
- 1981-01-30 JP JP1372581A patent/JPS56124409A/en active Pending
- 1981-01-30 SE SE8100710D patent/SE8100710L/en not_active Application Discontinuation
-
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 |
---|---|
HK77087A (en) | 1987-10-23 |
CA1163571A (en) | 1984-03-13 |
AU6673681A (en) | 1981-08-06 |
IT1135235B (en) | 1986-08-20 |
SE442592B (en) | 1986-01-20 |
FR2475031B1 (en) | 1986-05-09 |
NL8100357A (en) | 1981-09-01 |
SE8100710L (en) | 1981-08-02 |
NO152126B (en) | 1985-04-29 |
NL188327B (en) | 1992-01-02 |
SG25487G (en) | 1987-09-18 |
NL188327C (en) | 1992-06-01 |
AU539433B2 (en) | 1984-09-27 |
ZA81329B (en) | 1982-02-24 |
GB2068761A (en) | 1981-08-19 |
DE3101105C2 (en) | 1987-07-23 |
GB2068761B (en) | 1984-04-26 |
JPS56124409A (en) | 1981-09-30 |
NO810336L (en) | 1981-08-03 |
NO152126C (en) | 1985-08-28 |
FR2475031A1 (en) | 1981-08-07 |
DE3101105A1 (en) | 1981-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19981231 |