BR9807235A - Processo de produção de um piso de filtro para o tratamento das águas, fÈrma perdida para execução do processo, e, filtro. - Google Patents

Processo de produção de um piso de filtro para o tratamento das águas, fÈrma perdida para execução do processo, e, filtro.

Info

Publication number
BR9807235A
BR9807235A BR9807235-8A BR9807235A BR9807235A BR 9807235 A BR9807235 A BR 9807235A BR 9807235 A BR9807235 A BR 9807235A BR 9807235 A BR9807235 A BR 9807235A
Authority
BR
Brazil
Prior art keywords
filter
water treatment
floor
execution
production process
Prior art date
Application number
BR9807235-8A
Other languages
English (en)
Inventor
Didier Perrin
Alain Motte
Original Assignee
Degremont
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Degremont filed Critical Degremont
Publication of BR9807235A publication Critical patent/BR9807235A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
    • B01D24/22—Downward filtration, the filter material being supported by pervious surfaces

Landscapes

  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Filtering Materials (AREA)
  • Physical Water Treatments (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Sewage (AREA)
  • Housing For Livestock And Birds (AREA)
  • Filtration Of Liquid (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Water Treatment By Sorption (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Abstract

"PROCESSO DE PRODUçãO DE UM PISO DE FILTRO PARA O TRATAMENTO DAS áGUAS, FÈRMA PERDIDA PARA A EXECUçãO DO PROCESSO, E, FILTRO". Processo de produção de um piso de filtro para o tratamento das águas que possui uma estrutura (10) constituída por vigas ou por pilares que sustentam uma laje (9) equipada com uma pluralidade de orifícios destinados a receber crivos (11) caracterizado pelo fato de que realiza-se o vazamento do concreto da dita estrutura e da laje diretamente na armadura do filtro, a conformação da dita estrutura e da parte inferior da laje sendo obtida por um só e único modelo de fórma perdida (4).
BR9807235-8A 1997-02-19 1998-01-27 Processo de produção de um piso de filtro para o tratamento das águas, fÈrma perdida para execução do processo, e, filtro. BR9807235A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9701963A FR2759720B1 (fr) 1997-02-19 1997-02-19 Procede de realisation d'un plancher de filtre pour le traitement des eaux
PCT/FR1998/000146 WO1998036816A1 (fr) 1997-02-19 1998-01-27 Procede de realisation d'un plancher de filtre pour le traitement des eaux

Publications (1)

Publication Number Publication Date
BR9807235A true BR9807235A (pt) 2000-04-25

Family

ID=9503919

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9807235-8A BR9807235A (pt) 1997-02-19 1998-01-27 Processo de produção de um piso de filtro para o tratamento das águas, fÈrma perdida para execução do processo, e, filtro.

Country Status (22)

Country Link
US (1) US6409944B1 (pt)
EP (1) EP0961648B1 (pt)
KR (1) KR100506564B1 (pt)
CN (1) CN1163291C (pt)
AR (1) AR011843A1 (pt)
AT (1) ATE236695T1 (pt)
AU (1) AU6218998A (pt)
BR (1) BR9807235A (pt)
CA (1) CA2281615C (pt)
DE (2) DE961648T1 (pt)
DK (1) DK0961648T3 (pt)
EA (1) EA000911B1 (pt)
ES (1) ES2138577T3 (pt)
FR (1) FR2759720B1 (pt)
GR (1) GR990300045T1 (pt)
ID (1) ID22709A (pt)
IL (1) IL130958A (pt)
NO (1) NO319720B1 (pt)
PL (1) PL197484B1 (pt)
PT (1) PT961648E (pt)
TR (1) TR199901871T2 (pt)
WO (1) WO1998036816A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6569328B1 (en) * 2000-11-02 2003-05-27 Gary D. Haggard Underdrain filtration system with stamped perforations
DK2270048T3 (en) * 2002-12-24 2016-01-18 Rinat Neuroscience Corp Anti-NGF antibodies and methods for their use
KR101114856B1 (ko) 2010-04-02 2012-02-14 주식회사 거성개발 정수장 여과지용 스트레이너 블럭의 제작방법 및 그에 의하여 제작된 스트레이너 블럭
US9884295B2 (en) 2012-10-08 2018-02-06 Doosan Heavy Industries & Construction Co., Ltd. Membrane bioreactor system using reciprocating membrane
US9422168B2 (en) 2013-04-24 2016-08-23 Doosan Heavy Industries & Construction Co., Ltd. Dissolved air flotation device for liquid clarification
CN104436777B (zh) * 2014-12-26 2016-08-24 贵州师范大学 一体式水泥浇筑慢滤池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1183594A (en) * 1908-07-29 1916-05-16 Roy H Robinson Method of forming composite floor construction.
BE498884A (pt) * 1949-10-25
US3110667A (en) * 1959-10-16 1963-11-12 Leopold Co Inc F B Filter bottom
US3456804A (en) * 1966-10-26 1969-07-22 M C G Corp Filter bottoms
FR2625915B1 (fr) * 1988-01-15 1990-05-25 Degremont Procede pour la fabrication de planchers pour filtres, et planchers ainsi realises
FR2641588B1 (fr) * 1989-01-09 1991-03-22 Degremont Dispositif pour la mise en place et la fixation, sur le plancher d'un filtre, d'organes assurant le transit de fluides a travers le plancher

Also Published As

Publication number Publication date
CA2281615C (fr) 2006-10-24
ID22709A (id) 1999-12-09
NO993989L (no) 1999-10-18
PT961648E (pt) 2003-08-29
DE69813187D1 (de) 2003-05-15
CN1163291C (zh) 2004-08-25
IL130958A (en) 2002-08-14
NO993989D0 (no) 1999-08-18
CN1248174A (zh) 2000-03-22
EA199900748A1 (ru) 2000-04-24
DE961648T1 (de) 2000-04-20
CA2281615A1 (fr) 1998-08-27
EP0961648B1 (fr) 2003-04-09
DK0961648T3 (da) 2003-04-28
KR100506564B1 (ko) 2005-08-10
EA000911B1 (ru) 2000-06-26
US6409944B1 (en) 2002-06-25
WO1998036816A1 (fr) 1998-08-27
DE69813187T2 (de) 2004-02-12
NO319720B1 (no) 2005-09-05
ATE236695T1 (de) 2003-04-15
TR199901871T2 (xx) 1999-12-21
IL130958A0 (en) 2001-01-28
FR2759720A1 (fr) 1998-08-21
ES2138577T3 (es) 2003-11-01
EP0961648A1 (fr) 1999-12-08
ES2138577T1 (es) 2000-01-16
KR20000071201A (ko) 2000-11-25
AR011843A1 (es) 2000-09-13
AU6218998A (en) 1998-09-09
FR2759720B1 (fr) 1999-04-30
GR990300045T1 (en) 2000-01-31
PL197484B1 (pl) 2008-04-30
PL335105A1 (en) 2000-04-10

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 27/01/1998, OBSERVADAS AS CONDICOES LEGAIS.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 13A E 14A ANUIDADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2258 DE 15/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 13A E 14A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.