CA2182653A1 - Method of and means for producing combustible products from heavy fuel residue - Google Patents

Method of and means for producing combustible products from heavy fuel residue

Info

Publication number
CA2182653A1
CA2182653A1 CA 2182653 CA2182653A CA2182653A1 CA 2182653 A1 CA2182653 A1 CA 2182653A1 CA 2182653 CA2182653 CA 2182653 CA 2182653 A CA2182653 A CA 2182653A CA 2182653 A1 CA2182653 A1 CA 2182653A1
Authority
CA
Canada
Prior art keywords
pyrolyzer
asphaltene
combustible products
fuel
oil shale
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.)
Granted
Application number
CA 2182653
Other languages
French (fr)
Other versions
CA2182653C (en
Inventor
Benjamin Doran
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.)
Ormat Industries Ltd
Original Assignee
Individual
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
Priority claimed from US08/511,999 external-priority patent/US6365038B1/en
Application filed by Individual filed Critical Individual
Publication of CA2182653A1 publication Critical patent/CA2182653A1/en
Application granted granted Critical
Publication of CA2182653C publication Critical patent/CA2182653C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

A method for producing combustible products such as a low viscosity liquid fuel and fuel gas is provided in which asphaltene is pyrolyzed together with a low grade solid fuel containing materials or minerals which have catalytic properties such as oil shale, certain types of low grade coal, etc. Preferably, according to the present invention the step of pyrolyzing asphaltene together with oil shale is carried out by adding asphaltene to a pyrolyzer, adding oil shale to a pyrolyzer, combusting carbonaceous material remaining in the pyrolyzer by supplying the remaining carbonaceous material to a combustor preferably separate from the pyrolyzer and adding ash produced by the combustion of the carbonaceous material to the pyrolyzer. Such pyrolysis is advantageous since oil shale and other such materials have many catalytic qualities which can aid in the cracking of the asphaltene as well as in capturing sulfur or compounds of sulfur. In addition, in a further embodiment of the present invention, a method of producing combustible products such as low viscosity fuel and fuel gas is also provided comprising pyrolyzing asphaltene together with ash produced from low grade fuel such as oil shale. In this embodiment less fuel is obtained. Moreover, the present invention comprises providing apparatus for carrying the above mentioned method steps of the present invention.

Claims (15)

1. A method for producing combustible products such as a low viscosity liquid fuel and fuel gas from heavy oil residue comprising the step of pyrolyzing asphaltene together with oil shale.
2. A method according to claim 1 wherein the step of pyrolyzing asphaltene together with oil shale is carried out by:
(a) adding asphaltene to a pyrolyzer;
(b) adding oil shale to said pyrolyzer;
(c) combusting carbonaceous material remaining in the pyrolyzer; and d) adding ash produced by the combustion of the carbonaceous material to the pyrolyzer.
3. A method according to claim 2 wherein the step of combusting carbonaceous material remaining in the pyrolyzer is carried out in a combustor separate from the pyrolyzer.
4. A method according to claim 1 wherein the combustible products are supplied to utilization means.
5. A method according to claim 4 wherein the step of supplying the combustible products to the utilization means is carried out by supplying the combustible products to a gas turbine.
6. A method according to claim 5 wherein the step of supplying the combustible products to the gas turbine is carried out by supplying the combustible products as fuel directly to the combustion chamber of a gas turbine.
7. A method according to claim 5 wherein the step of supplying the combustible products to the gas turbine is carried out by supplying the combustible products as fuel to an indirect heat exchanger used to indirectly heat compressed air exiting the compressor of a gas turbine.
8. Apparatus for producing combustible products such as a low viscosity liquid fuel and fuel gas from heavy oil residue comprising:

(a) a pyrolyzer;
(b) means for adding asphaltene to the pyrolyzer;
(c) means for adding oil shale to the pyrolyzer.
9. Apparatus according to claim 8 including:
(a) a combustor for combusting carbonaceous material remaining in the pyrolyzer; and (b) means for adding ash produced by the combustion of the carbonaceous material to the pyrolyzer.
10. Apparatus according to claim 9 wherein the combustor for combusting carbonaceous material remaining in the pyrolyzer is separate from the pyrolyzer.
11. Apparatus according to claim 9 including utilization means to which said combustible products are supplied.
12. Apparatus according to claim 11 wherein said utilization means comprises an internal combustion engine.
13. Apparatus according to claim 12 wherein said internal combustion engine comprises a diesel engine.
14. Apparatus according to claim 12 wherein said internal combustion engine comprises a gas engine.
15. Apparatus according to claim 11 wherein said utilization means comprises a gas turbine.
CA 2182653 1995-08-07 1996-08-02 Method of and means for producing combustible products from heavy fuel residue Expired - Fee Related CA2182653C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/511,999 1995-08-07
US08/511,999 US6365038B1 (en) 1991-04-11 1995-08-07 Method of producing combustible products from heavy fuel residue

Publications (2)

Publication Number Publication Date
CA2182653A1 true CA2182653A1 (en) 1997-02-08
CA2182653C CA2182653C (en) 2010-02-16

Family

ID=24037275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2182653 Expired - Fee Related CA2182653C (en) 1995-08-07 1996-08-02 Method of and means for producing combustible products from heavy fuel residue

Country Status (3)

Country Link
BR (1) BR9603329A (en)
CA (1) CA2182653C (en)
IL (1) IL119014A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104194812A (en) * 2014-09-03 2014-12-10 中国矿业大学(北京) Method for inhibiting low-rank coal or oil shale from being powdered in pyrolysis process

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104560097B (en) * 2015-01-06 2016-03-23 晏子俊 Outer hot rotary type bitubular gas retort

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104194812A (en) * 2014-09-03 2014-12-10 中国矿业大学(北京) Method for inhibiting low-rank coal or oil shale from being powdered in pyrolysis process

Also Published As

Publication number Publication date
IL119014A0 (en) 1996-11-14
CA2182653C (en) 2010-02-16
IL119014A (en) 2002-09-12
BR9603329A (en) 1998-05-05

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