IT1179464B - ALTERNATIVE COMPRESSOR INTENDED FOR HIGH PRESSURES AND ITS APPLICATION TO A PROCEDURE FOR THE POLYMERIZATION OF ETHYLENE AND OLEFINS - Google Patents

ALTERNATIVE COMPRESSOR INTENDED FOR HIGH PRESSURES AND ITS APPLICATION TO A PROCEDURE FOR THE POLYMERIZATION OF ETHYLENE AND OLEFINS

Info

Publication number
IT1179464B
IT1179464B IT48097/84A IT4809784A IT1179464B IT 1179464 B IT1179464 B IT 1179464B IT 48097/84 A IT48097/84 A IT 48097/84A IT 4809784 A IT4809784 A IT 4809784A IT 1179464 B IT1179464 B IT 1179464B
Authority
IT
Italy
Prior art keywords
olefins
polymerization
ethylene
procedure
application
Prior art date
Application number
IT48097/84A
Other languages
Italian (it)
Other versions
IT8448097A0 (en
Inventor
Daniel Grasset
Original Assignee
Charbonnages Ste Chimique
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 Charbonnages Ste Chimique filed Critical Charbonnages Ste Chimique
Publication of IT8448097A0 publication Critical patent/IT8448097A0/en
Application granted granted Critical
Publication of IT1179464B publication Critical patent/IT1179464B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/28—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction of non-metals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/06—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts for liquids near their boiling point, e.g. under subnormal pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F04B39/042—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing being provided on the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/26—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction characterised by the use of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0403—Refractory metals, e.g. V, W
    • F05C2201/0412—Titanium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0418—Noble metals
    • F05C2201/0421—Silver
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0469—Other heavy metals
    • F05C2201/0475—Copper or alloys thereof
    • F05C2201/0478—Bronze (Cu/Sn alloy)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/04—PTFE [PolyTetraFluorEthylene]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/06—Polyamides, e.g. NYLON
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/10—Polyimides, e.g. Aurum

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compressor (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing Material Composition (AREA)
IT48097/84A 1983-05-02 1984-04-27 ALTERNATIVE COMPRESSOR INTENDED FOR HIGH PRESSURES AND ITS APPLICATION TO A PROCEDURE FOR THE POLYMERIZATION OF ETHYLENE AND OLEFINS IT1179464B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8307259A FR2545545B1 (en) 1983-05-02 1983-05-02 ALTERNATE MOTION COMPRESSOR FOR VERY HIGH PRESSURES AND ITS APPLICATION TO A PROCESS FOR THE POLYMERIZATION OF ETHYLENE AND A-OLEFINS

Publications (2)

Publication Number Publication Date
IT8448097A0 IT8448097A0 (en) 1984-04-27
IT1179464B true IT1179464B (en) 1987-09-16

Family

ID=9288469

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48097/84A IT1179464B (en) 1983-05-02 1984-04-27 ALTERNATIVE COMPRESSOR INTENDED FOR HIGH PRESSURES AND ITS APPLICATION TO A PROCEDURE FOR THE POLYMERIZATION OF ETHYLENE AND OLEFINS

Country Status (12)

Country Link
JP (1) JPS59207909A (en)
AU (1) AU579789B2 (en)
BE (1) BE899551A (en)
CA (1) CA1249983A (en)
CH (1) CH657896A5 (en)
DE (1) DE3416100C2 (en)
ES (1) ES8707556A1 (en)
FR (1) FR2545545B1 (en)
GB (1) GB2141491B (en)
IT (1) IT1179464B (en)
LU (1) LU85337A1 (en)
NL (1) NL194048C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0333961A1 (en) * 1988-03-25 1989-09-27 Abg Semca S.A. Seal ring for a piston
FR2611020B1 (en) * 1987-02-13 1990-01-26 Abg Semca PISTON SEALING SEGMENT
US5316321A (en) * 1991-07-15 1994-05-31 Teikoku Piston Ring Co., Ltd. Nonferrous piston ring with hard surface treatment layer
AU727704B2 (en) 1997-01-17 2000-12-21 Atlas Copco (Schweiz) Ag Reciprocating piston compressor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852097A (en) * 1953-04-27 1958-09-16 Union Carbide Corp Lubricating device
DE1027023B (en) * 1953-05-23 1958-03-27 Dipl Landw Kurt Karsten Pistons, especially for engines driven by compressed air
US3315881A (en) * 1965-07-23 1967-04-25 Worthington Corp Self-lubricating system particularly adaptable for use in high pressure compressors
DE1806964A1 (en) * 1968-11-05 1970-07-02 Bbc Brown Boveri & Cie (semi) hermetically sealed electromotor compressor - for compressing dry or wet gases

Also Published As

Publication number Publication date
CA1249983A (en) 1989-02-14
AU579789B2 (en) 1988-12-08
ES8707556A1 (en) 1987-08-16
AU2756684A (en) 1984-11-08
GB2141491A (en) 1984-12-19
JPH0460132B2 (en) 1992-09-25
NL194048C (en) 2001-05-03
JPS59207909A (en) 1984-11-26
LU85337A1 (en) 1984-09-24
DE3416100A1 (en) 1984-11-15
NL8401387A (en) 1984-12-03
BE899551A (en) 1984-10-30
IT8448097A0 (en) 1984-04-27
FR2545545B1 (en) 1987-04-03
ES556977A0 (en) 1987-08-16
GB2141491B (en) 1987-01-28
DE3416100C2 (en) 1995-05-18
GB8411092D0 (en) 1984-06-06
CH657896A5 (en) 1986-09-30
FR2545545A1 (en) 1984-11-09
NL194048B (en) 2001-01-02

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970415