SE7509269L - CRACKING PROCEDURE. - Google Patents

CRACKING PROCEDURE.

Info

Publication number: SE7509269L
Authority: SE; Sweden
Prior art keywords: cracking procedure; cracking; procedure
Prior art date: 1974-08-20

Application number

SE7509269A

Other languages

Swedish (sv)

Other versions

SE401172B (en

Inventor

C W Albright

Ii G E Keller

Original Assignee

Union Carbide Corp

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.)

1974-08-20

Filing date

1975-08-19

Publication date

1976-02-23

1974-08-20 Priority claimed from US05/498,990 external-priority patent/US3985820A/en

1975-08-19 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1976-02-23 Publication of SE7509269L publication Critical patent/SE7509269L/en

1978-04-24 Publication of SE401172B publication Critical patent/SE401172B/en

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
- C07C4/22—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by depolymerisation to the original monomer, e.g. dicyclopentadiene to cyclopentadiene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00065—Pressure measurement
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00069—Flow rate measurement
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00072—Mathematical modelling
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00157—Controlling the temperature by means of a burner
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00168—Controlling or regulating processes controlling the viscosity

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Coke Industry (AREA)

SE7509269A 1974-08-20 1975-08-19 PROCEDURE FOR CRACKING THE POLYET OR POLYPROPENE TO MONOMES BY MIXING A CRACKING GAS OF SUCH TEMPERATURE THAT THE POLYMER IS HEATED TO 800 A 1050ŸC DURING A PERIOD OF 10 A 100 MILLISECONDS SE401172B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/498,990 US3985820A (en)	1973-05-14	1974-08-20	Cracking process

Publications (2)

Publication Number	Publication Date
SE7509269L true SE7509269L (en)	1976-02-23
SE401172B SE401172B (en)	1978-04-24

Family

ID=23983340

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7509269A SE401172B (en)	1974-08-20	1975-08-19	PROCEDURE FOR CRACKING THE POLYET OR POLYPROPENE TO MONOMES BY MIXING A CRACKING GAS OF SUCH TEMPERATURE THAT THE POLYMER IS HEATED TO 800 A 1050ŸC DURING A PERIOD OF 10 A 100 MILLISECONDS

Country Status (11)

Country	Link
JP (1)	JPS56411B2 (en)
AU (1)	AU8403375A (en)
BE (1)	BE832539A (en)
BR (1)	BR7505278A (en)
CA (1)	CA1055531A (en)
DE (1)	DE2536808A1 (en)
FR (1)	FR2282415A1 (en)
GB (1)	GB1489662A (en)
IT (1)	IT1041857B (en)
NL (1)	NL7509844A (en)
SE (1)	SE401172B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5050643U (en) *	1973-09-06	1975-05-17
US5481052A (en) *	1992-04-22	1996-01-02	Bp Chemicals Limited	Polymer cracking

1975
- 1975-07-21 CA CA231,878A patent/CA1055531A/en not_active Expired
- 1975-08-18 AU AU84033/75A patent/AU8403375A/en not_active Expired
- 1975-08-19 SE SE7509269A patent/SE401172B/en unknown
- 1975-08-19 BR BR7505278*A patent/BR7505278A/en unknown
- 1975-08-19 JP JP9985575A patent/JPS56411B2/ja not_active Expired
- 1975-08-19 IT IT26420/75A patent/IT1041857B/en active
- 1975-08-19 BE BE159292A patent/BE832539A/en unknown
- 1975-08-19 GB GB34447/75A patent/GB1489662A/en not_active Expired
- 1975-08-19 FR FR7525680A patent/FR2282415A1/en not_active Withdrawn
- 1975-08-19 DE DE19752536808 patent/DE2536808A1/en active Pending
- 1975-08-19 NL NL7509844A patent/NL7509844A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
BE832539A (en)	1976-02-19
DE2536808A1 (en)	1976-03-04
BR7505278A (en)	1976-08-03
NL7509844A (en)	1976-02-24
AU8403375A (en)	1977-02-24
SE401172B (en)	1978-04-24
JPS5143701A (en)	1976-04-14
GB1489662A (en)	1977-10-26
JPS56411B2 (en)	1981-01-08
CA1055531A (en)	1979-05-29
IT1041857B (en)	1980-01-10
FR2282415A1 (en)	1976-03-19

Publication	Publication Date	Title
NO141915C (en)	1980-05-28	INFORMASJONSOVERFOERINGSANLEGG.
NL7415318A (en)	1976-05-28	WIENFILTER.
NO134406C (en)	1982-02-02	SKINTAV TRINSE.
NO148682C (en)	1983-11-23	ROERSTOETTE.
NL7502097A (en)	1975-08-26	MULTI-HYDROCYCLONE.
SE7508358L (en)	1976-01-30	GYMNASTIKAPARAT.
DK135492B (en)	1977-05-09	Lastpalle.
SE7508546L (en)	1976-02-13	RELIEFBOKSTEVER.
NL7502168A (en)	1975-09-16	DIESELHEIBLOK.
NO139206C (en)	1979-01-24	HAVGAAENDE KATAMARAN.
NO141322C (en)	1980-02-13	NoeD-DOERAAPNER.
SE7503883L (en)	1975-10-06	LIQUID-CRYSTAL-CELL.
NO136858C (en)	1977-11-16	ISBOR.
NO143644C (en)	1981-03-18	AVSOEKNINGSOMFORMER.
NL7410533A (en)	1976-02-10	DRIVEWORK.
SE7505419L (en)	1975-11-14	ELASTELEMENT.
NO138352C (en)	1978-08-23	YSTETANK.
SE7506692L (en)	1975-12-12	DEPRODUCTION PROCEDURE.
SE7514096L (en)	1976-06-15	SLITLEN FOR DECKSKEDJOR.
NO140777C (en)	1979-11-07	PUSSNETTING.
SE7509269L (en)	1976-02-23	CRACKING PROCEDURE.
BE809593A (en)	1974-05-02	ENGINE-SELF-PROPELLER.
DK137669B (en)	1978-04-17	Piberiver.
NL7500577A (en)	1975-07-22	CALLIGRAPH.
BE814204A (en)	1974-08-16	WORKCLOTHES.