FR507001A - Improvements made to boiler twist tubes - Google Patents

Improvements made to boiler twist tubes

Info

Publication number
FR507001A
FR507001A FR507001A FR507001DA FR507001A FR 507001 A FR507001 A FR 507001A FR 507001 A FR507001 A FR 507001A FR 507001D A FR507001D A FR 507001DA FR 507001 A FR507001 A FR 507001A
Authority
FR
France
Prior art keywords
boiler
improvements made
twist tubes
twist
tubes
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.)
Expired
Application number
FR507001A
Other languages
French (fr)
Inventor
Karl Evald Nordling
Ruben Ragnar Benedikt Bengtzon
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.)
RUBEN RAGNAR BENEDIKTUS BENGTZ
Original Assignee
RUBEN RAGNAR BENEDIKTUS BENGTZ
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 RUBEN RAGNAR BENEDIKTUS BENGTZ filed Critical RUBEN RAGNAR BENEDIKTUS BENGTZ
Application granted granted Critical
Publication of FR507001A publication Critical patent/FR507001A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/06—Flue or fire tubes; Accessories therefor, e.g. fire-tube inserts
    • 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
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside 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
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
    • F28F1/424—Means comprising outside portions integral with inside portions
    • F28F1/426—Means comprising outside portions integral with inside portions the outside portions and the inside portions forming parts of complementary shape, e.g. concave and convex

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
FR507001A 1919-07-31 1919-07-31 Improvements made to boiler twist tubes Expired FR507001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR507001T 1919-07-31

Publications (1)

Publication Number Publication Date
FR507001A true FR507001A (en) 1920-09-03

Family

ID=8909491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR507001A Expired FR507001A (en) 1919-07-31 1919-07-31 Improvements made to boiler twist tubes

Country Status (1)

Country Link
FR (1) FR507001A (en)

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