Nothing Special   »   [go: up one dir, main page]

FR503948A - Method and apparatus for making hollow stones - Google Patents

Method and apparatus for making hollow stones

Info

Publication number
FR503948A
FR503948A FR503948A FR503948DA FR503948A FR 503948 A FR503948 A FR 503948A FR 503948 A FR503948 A FR 503948A FR 503948D A FR503948D A FR 503948DA FR 503948 A FR503948 A FR 503948A
Authority
FR
France
Prior art keywords
making hollow
hollow stones
stones
making
hollow
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
FR503948A
Other languages
French (fr)
Inventor
O L Borner
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.)
O L BORNER
Original Assignee
O L BORNER
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 O L BORNER filed Critical O L BORNER
Application granted granted Critical
Publication of FR503948A publication Critical patent/FR503948A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
    • B28B3/26—Extrusion dies
    • B28B3/2627—Extrusion dies using means for making hollow objects with transverse walls, e.g. hollow objects closed on all sides

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR503948A 1918-08-09 1919-09-17 Method and apparatus for making hollow stones Expired FR503948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH503948X 1918-08-09

Publications (1)

Publication Number Publication Date
FR503948A true FR503948A (en) 1920-06-21

Family

ID=25704252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR503948A Expired FR503948A (en) 1918-08-09 1919-09-17 Method and apparatus for making hollow stones

Country Status (1)

Country Link
FR (1) FR503948A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10940420B2 (en) * 2015-05-29 2021-03-09 Corning Incorporated Honeycomb filter plugging and apparatus for honeycomb filter plugging

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10940420B2 (en) * 2015-05-29 2021-03-09 Corning Incorporated Honeycomb filter plugging and apparatus for honeycomb filter plugging

Similar Documents

Publication Publication Date Title
FR494922A (en) Method and apparatus for spraying molten materials
FR503948A (en) Method and apparatus for making hollow stones
FR528759A (en) Method and apparatus for the manufacture of prismatic hollow bodies
FR498960A (en) Method and apparatus for the manufacture of bricks for construction
FR533361A (en) Method and apparatus for making soaps
FR541253A (en) Method and apparatus for testing materials
FR547163A (en) Method and apparatus for the melting of refractory substances and in particular for the manufacture of cements by melting
FR592824A (en) Method and apparatus for the manufacture of cements by fusion
FR504735A (en) Method and apparatus for the industrial manufacture of triphenylarsine
FR492756A (en) Method and apparatus for making clasps
FR498643A (en) Process and apparatus for the manufacture of hydrochlorides
FR594724A (en) Method and apparatus for the manufacture of grinding balls
FR515972A (en) Method and apparatus for the continuous manufacture of sulfates
FR494685A (en) Method and apparatus for the manufacture of belts
FR491476A (en) Method and apparatus for refining camphor
FR550066A (en) Process for the production of stones and building blocks
FR495038A (en) Method and apparatus for the distillation of glycerin
FR21055E (en) Method and apparatus for the distillation of glycerin
FR488018A (en) Method and apparatus for making sleep
CH82478A (en) Method and apparatus for spraying molten materials
FR524363A (en) Process for the production of artificial limestone
FR495566A (en) Improved method and apparatus for the manufacture of glass cylinders
FR519031A (en) Method and apparatus for the rapid production of foam
FR644592A (en) Method and device for the production of artificial precious stones
FR602336A (en) Method and apparatus for the manufacture of pectin