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USD320839S - Combined filter housing and filters for sewage - Google Patents

Combined filter housing and filters for sewage Download PDF

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Publication number
USD320839S
USD320839S US07/336,312 US33631289F USD320839S US D320839 S USD320839 S US D320839S US 33631289 F US33631289 F US 33631289F US D320839 S USD320839 S US D320839S
Authority
US
United States
Prior art keywords
filters
sewage
filter housing
combined filter
view
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
US07/336,312
Inventor
David P. Froud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Copa Products Ltd
Original Assignee
Copa Products Ltd
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 Copa Products Ltd filed Critical Copa Products Ltd
Assigned to PIPELINE EQUIPMENT LTD., A CORP. OF ENGLAND reassignment PIPELINE EQUIPMENT LTD., A CORP. OF ENGLAND ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: FROUD, DAVID P.
Assigned to Copa Products Limited reassignment Copa Products Limited CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 06/02/1980 Assignors: PIPELINE EQUIPMENT LIMITED
Application granted granted Critical
Publication of USD320839S publication Critical patent/USD320839S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a top, front perspective view of a combined filter housing and filters for sewage showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a cross-sectional view thereof, taken on line 3--3 of FIG. 1;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top, front perspective view of a second embodiment thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a cross sectional view thereof, taken on line 8--8 of FIG. 6;
FIG. 9 is a top plan view thereof; and
FIG. 10 is a rear elevational view thereof.
The texture on the filters is shown partially for ease of illustration.

Claims (1)

  1. The ornamental design for a combined filter housing and filters for sewage, as shown and described.
US07/336,312 1988-10-12 1989-04-11 Combined filter housing and filters for sewage Expired - Lifetime USD320839S (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB1054213 1988-10-12
GB1054213 1988-10-12
GB1057820 1989-03-13
GB1057820 1989-03-13

Publications (1)

Publication Number Publication Date
USD320839S true USD320839S (en) 1991-10-15

Family

ID=70286535

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/336,312 Expired - Lifetime USD320839S (en) 1988-10-12 1989-04-11 Combined filter housing and filters for sewage

Country Status (1)

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US (1) USD320839S (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10625185B1 (en) * 2019-03-01 2020-04-21 Precision Dewatering, Llc Portable filtration apparatus, systems and methods
USD954898S1 (en) * 2020-02-28 2022-06-14 New Pig Corporation Oil absorbent skimmer

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1165741A (en) 1911-01-25 1915-12-28 Nat Purificaton Company Sewage-filtering system.
US1585418A (en) 1921-02-12 1926-05-18 Rosenberg Barney Removable filter for tubes
US3204391A (en) 1962-12-28 1965-09-07 Schwab Louis Air filtration
US3301401A (en) 1964-05-08 1967-01-31 Dow Chemical Co Secondary waste water treatment apparatus
US3317047A (en) 1964-11-05 1967-05-02 Hansen Roy Dahl Sewage disposal system
US4419232A (en) 1981-10-01 1983-12-06 Arntyr Oscar Sven Filtering and collecting device for water drains
US4448686A (en) 1982-11-04 1984-05-15 Oil Process Systems, Inc. Filter bag with integral agitator
US4871454A (en) 1988-06-27 1989-10-03 Lott W Gerald Portable dumpster slurry separating system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1165741A (en) 1911-01-25 1915-12-28 Nat Purificaton Company Sewage-filtering system.
US1585418A (en) 1921-02-12 1926-05-18 Rosenberg Barney Removable filter for tubes
US3204391A (en) 1962-12-28 1965-09-07 Schwab Louis Air filtration
US3301401A (en) 1964-05-08 1967-01-31 Dow Chemical Co Secondary waste water treatment apparatus
US3317047A (en) 1964-11-05 1967-05-02 Hansen Roy Dahl Sewage disposal system
US4419232A (en) 1981-10-01 1983-12-06 Arntyr Oscar Sven Filtering and collecting device for water drains
US4448686A (en) 1982-11-04 1984-05-15 Oil Process Systems, Inc. Filter bag with integral agitator
US4871454A (en) 1988-06-27 1989-10-03 Lott W Gerald Portable dumpster slurry separating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10625185B1 (en) * 2019-03-01 2020-04-21 Precision Dewatering, Llc Portable filtration apparatus, systems and methods
USD954898S1 (en) * 2020-02-28 2022-06-14 New Pig Corporation Oil absorbent skimmer

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