NL7408574A - - Google Patents

Info

Publication number
NL7408574A
NL7408574A NL7408574A NL7408574A NL7408574A NL 7408574 A NL7408574 A NL 7408574A NL 7408574 A NL7408574 A NL 7408574A NL 7408574 A NL7408574 A NL 7408574A NL 7408574 A NL7408574 A NL 7408574A
Authority
NL
Netherlands
Application number
NL7408574A
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 FR7324071A external-priority patent/FR2235343B1/fr
Priority claimed from FR7421054A external-priority patent/FR2275743A2/fr
Application filed filed Critical
Publication of NL7408574A publication Critical patent/NL7408574A/xx

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
    • H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/002—Air heaters using electric energy supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Resistance Heating (AREA)
NL7408574A 1973-06-29 1974-06-26 NL7408574A (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7324071A FR2235343B1 (sv) 1973-06-29 1973-06-29
FR7421054A FR2275743A2 (fr) 1974-06-18 1974-06-18 Diffuseurs a ailettes notamment pour elements de chauffage electrique

Publications (1)

Publication Number Publication Date
NL7408574A true NL7408574A (sv) 1974-12-31

Family

ID=26217809

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7408574A NL7408574A (sv) 1973-06-29 1974-06-26

Country Status (6)

Country Link
CH (1) CH588058A5 (sv)
DE (1) DE2431211A1 (sv)
ES (1) ES427801A1 (sv)
GB (1) GB1480833A (sv)
IT (1) IT1015522B (sv)
NL (1) NL7408574A (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1009241C2 (nl) * 1998-05-20 1999-11-24 Omega Laser Systems B V Werkwijze voor het vervaardigen van een warmtewisselaar, alsmede met die werkwijze verkregen warmtewisselaar.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535561A (en) * 1976-01-23 1978-12-13 Tugonia Ag Heat exchanger for convector heater
DE3208828A1 (de) * 1982-03-11 1983-09-22 Webasto-Werk W. Baier GmbH & Co, 8035 Gauting Mit fluessigem brennstoff betriebenes heizgeraet
GB8320277D0 (en) * 1983-07-27 1983-09-01 Simpson V J Gas fired boilers
FI81473C (sv) * 1988-05-16 1990-10-10 Loval Oy Uppvärmningselement för elektriska rumsuppvärmare, speciellt av genoms trömningstyp
EP1845317A1 (en) * 2006-04-14 2007-10-17 CEBI S.p.A. Electric heater with PTC pellets for heating the interior compartment of vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1009241C2 (nl) * 1998-05-20 1999-11-24 Omega Laser Systems B V Werkwijze voor het vervaardigen van een warmtewisselaar, alsmede met die werkwijze verkregen warmtewisselaar.

Also Published As

Publication number Publication date
DE2431211A1 (de) 1975-01-16
ES427801A1 (es) 1976-08-01
IT1015522B (it) 1977-05-20
GB1480833A (en) 1977-07-27
CH588058A5 (sv) 1977-05-31

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BN A decision not to publish the application has become irrevocable