Canada-Cities Service, Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Device for splicing cable ends
- Patent number 4,489,828
- Issue date Dec 25, 1984
- Petro-Canada Exploration Inc.
- Gustaaf Stipdonk
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Blending tar sands to provide feedstocks for hot water process
- Patent number 4,474,616
- Issue date Oct 2, 1984
- Petro-Canada Exploration Inc.
- Russell G. Smith
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Control of process aid used in hot water process for extraction of...
- Patent number 4,462,892
- Issue date Jul 31, 1984
- Petro-Canada Exploration Inc.
- Laurier L. Schramm
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Skimmer apparatus for recovering bitumen
- Patent number 4,456,536
- Issue date Jun 26, 1984
- Petro-Canada Exploration Inc.
- Gordon Lorenz
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Dilution centrifuging of bitumen froth from the hot water process f...
- Patent number 4,383,914
- Issue date May 17, 1983
- Petro-Canada Exploration Inc.
- Thaddeus E. Kizior
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and apparatus for sampling a core of tar sand
- Patent number 4,372,174
- Issue date Feb 8, 1983
- Petro-Canada Exploration Inc.
- Lubomyr M. Cymbalisty
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Homogenizer/subsampler for tar sand process streams
- Patent number 4,328,710
- Issue date May 11, 1982
- Petro-Canada Exploration Inc.
- Lubomyr M. O. Cymbalisty
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Homogenizer/subsampler for tar sand process streams
- Patent number 4,284,360
- Issue date Aug 18, 1981
- Petro-Canada Exploration Inc.
- Lubomyr M. O. Cymbalisty
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for controlling flocculant addition to tar sand tailings
- Patent number 4,282,103
- Issue date Aug 4, 1981
- Petro-Canada Exploration Inc.
- Bryan J. Fuhr
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Beneficiation of heavy minerals from bituminous sands residues by d...
- Patent number 4,225,422
- Issue date Sep 30, 1980
- Petro-Canada Exploration Inc.
- Lloyd Trevoy
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Filtration of hot water extraction process whole tailings
- Patent number 4,225,433
- Issue date Sep 30, 1980
- Petro-Canada Exploration Inc.
- Joseph K. Liu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process aid addition in hot water process based on feed fines content
- Patent number 4,201,656
- Issue date May 6, 1980
- Petro-Canada Exploration Inc.
- Emerson Sanford
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Non-ionic emulsifying release agent for bituminous sands conveyor belt
- Patent number 4,197,937
- Issue date Apr 15, 1980
- Petro-Canada Exploration Inc.
- Emerson Sanford
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process of treating bituminous sands conveyor belt with release agent
- Patent number 4,172,811
- Issue date Oct 30, 1979
- Petro-Canada Exploration Inc.
- Emerson Sanford
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for secondary recovery of bitumen in hot water extraction o...
- Patent number 4,172,025
- Issue date Oct 23, 1979
- Petro-Canada Exploration Inc.
- Kenneth Porteous
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for concentrating heavy minerals in the solids tailings from...
- Patent number 4,150,093
- Issue date Apr 17, 1979
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Victor Kaminsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Bitumen-sodium hydroxide-water emulsion release agent for bituminou...
- Patent number 4,146,125
- Issue date Mar 27, 1979
- Petro-Canada Exploration Inc.
- Emerson Sanford
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for concentrating heavy minerals in the solids tailings from...
- Patent number 4,138,467
- Issue date Feb 6, 1979
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Victor Kaminsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Treatment of tumbler reject
- Patent number 4,131,535
- Issue date Dec 26, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Kenneth Porteous
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Deaerator circuit for bitumen froth
- Patent number 4,116,809
- Issue date Sep 26, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Thaddeus Eugene Kizior
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Recovery of hydrocarbon from dilution centrifuging tailings
- Patent number 4,111,789
- Issue date Sep 5, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Kenneth Porteous
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Dual control system for tailings outlet of primary separation vesse...
- Patent number 4,107,029
- Issue date Aug 15, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Gordon Ronald Lorenz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
System for handling the underflow from a primary separation vessel...
- Patent number 4,105,537
- Issue date Aug 8, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Stanley McQuitty
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Purification of water for boiler
- Patent number 4,098,691
- Issue date Jul 4, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- John Filby
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Electrode well for electrically heating a subterranean formation
- Patent number 4,084,639
- Issue date Apr 18, 1978
- Petro Canada Exploration Inc.
- John C. Todd
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of producing viscous materials from subterranean formations
- Patent number 4,084,637
- Issue date Apr 18, 1978
- Petro Canada Exploration Inc.
- John C. Todd
- E21 - EARTH DRILLING MINING
Information Patent Grant
Coking of bituminous solids with hot solids recycle
- Patent number 4,082,646
- Issue date Apr 4, 1978
- Petro-Canada Exploration Inc.
- Peter Charles Flynn
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Capacitance system for heavy phase discharge of second stage centri...
- Patent number 4,072,609
- Issue date Feb 7, 1978
- Her Majesty the Queen in right of Canada, as represented by the Minister of E...
- Thaddeus E. Kizior
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for reducing power loss associated with electrical heating o...
- Patent number 4,010,799
- Issue date Mar 8, 1977
- Petro-Canada Exploration Inc.
- Loyd R. Kern
- E21 - EARTH DRILLING MINING
Information Patent Grant
Two stage separation system
- Patent number 3,935,076
- Issue date Jan 27, 1976
- Canada-Cities Service, Ltd.
- Lubomyr M. O. Cymbalisty
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Canada-Cities Service, Ltd.

Organization

Patents Grantslast 30 patents

Device for splicing cable ends

Blending tar sands to provide feedstocks for hot water process

Control of process aid used in hot water process for extraction of...

Skimmer apparatus for recovering bitumen

Dilution centrifuging of bitumen froth from the hot water process f...

Method and apparatus for sampling a core of tar sand

Homogenizer/subsampler for tar sand process streams

Homogenizer/subsampler for tar sand process streams

Method for controlling flocculant addition to tar sand tailings

Beneficiation of heavy minerals from bituminous sands residues by d...

Filtration of hot water extraction process whole tailings

Process aid addition in hot water process based on feed fines content

Non-ionic emulsifying release agent for bituminous sands conveyor belt

Process of treating bituminous sands conveyor belt with release agent

Process for secondary recovery of bitumen in hot water extraction o...

Method for concentrating heavy minerals in the solids tailings from...

Bitumen-sodium hydroxide-water emulsion release agent for bituminou...

Method for concentrating heavy minerals in the solids tailings from...

Treatment of tumbler reject

Deaerator circuit for bitumen froth

Recovery of hydrocarbon from dilution centrifuging tailings

Dual control system for tailings outlet of primary separation vesse...

System for handling the underflow from a primary separation vessel...

Purification of water for boiler

Electrode well for electrically heating a subterranean formation

Method of producing viscous materials from subterranean formations

Coking of bituminous solids with hot solids recycle

Capacitance system for heavy phase discharge of second stage centri...

Method for reducing power loss associated with electrical heating o...

Two stage separation system