US1217207A - Sewerage-screen. - Google Patents

Sewerage-screen. Download PDF

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Publication number
US1217207A
US1217207A US2864215A US2864215A US1217207A US 1217207 A US1217207 A US 1217207A US 2864215 A US2864215 A US 2864215A US 2864215 A US2864215 A US 2864215A US 1217207 A US1217207 A US 1217207A
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US
United States
Prior art keywords
sewerage
screen
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
Application number
US2864215A
Inventor
Ray Adna North
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US2864215A priority Critical patent/US1217207A/en
Application granted granted Critical
Publication of US1217207A publication Critical patent/US1217207A/en
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Expired - Lifetime legal-status Critical Current

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    • 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
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • 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
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • 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
    • B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
US2864215A 1915-05-17 1915-05-17 Sewerage-screen. Expired - Lifetime US1217207A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US2864215A US1217207A (en) 1915-05-17 1915-05-17 Sewerage-screen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2864215A US1217207A (en) 1915-05-17 1915-05-17 Sewerage-screen.

Publications (1)

Publication Number Publication Date
US1217207A true US1217207A (en) 1917-02-27

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ID=3285090

Family Applications (1)

Application Number Title Priority Date Filing Date
US2864215A Expired - Lifetime US1217207A (en) 1915-05-17 1915-05-17 Sewerage-screen.

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US (1) US1217207A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450522A (en) * 1946-07-03 1948-10-05 James P North Liquid clarifier
US2760640A (en) * 1953-10-21 1956-08-28 Exxon Research Engineering Co Centrifuge and method for using same
US4093552A (en) * 1975-12-11 1978-06-06 Escher Wyss Limited Filtration apparatus
US4867878A (en) * 1988-06-09 1989-09-19 Membrex, Inc. Liquid bearing for rotary apparatus
US4876013A (en) * 1983-12-20 1989-10-24 Membrex Incorporated Small volume rotary filter
US4911847A (en) * 1983-12-20 1990-03-27 Membrex, Inc. Process for controlling the permeate composition in a rotary filtration device
US5685983A (en) * 1993-07-06 1997-11-11 Nordic Water Products Ab Apparatus for filtering liquids containing particles

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450522A (en) * 1946-07-03 1948-10-05 James P North Liquid clarifier
US2760640A (en) * 1953-10-21 1956-08-28 Exxon Research Engineering Co Centrifuge and method for using same
US4093552A (en) * 1975-12-11 1978-06-06 Escher Wyss Limited Filtration apparatus
US4876013A (en) * 1983-12-20 1989-10-24 Membrex Incorporated Small volume rotary filter
US4911847A (en) * 1983-12-20 1990-03-27 Membrex, Inc. Process for controlling the permeate composition in a rotary filtration device
US4867878A (en) * 1988-06-09 1989-09-19 Membrex, Inc. Liquid bearing for rotary apparatus
US5685983A (en) * 1993-07-06 1997-11-11 Nordic Water Products Ab Apparatus for filtering liquids containing particles

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