NL7101856A - - Google Patents

Info

Publication number
NL7101856A
NL7101856A NL7101856A NL7101856A NL7101856A NL 7101856 A NL7101856 A NL 7101856A NL 7101856 A NL7101856 A NL 7101856A NL 7101856 A NL7101856 A NL 7101856A NL 7101856 A NL7101856 A NL 7101856A
Authority
NL
Netherlands
Application number
NL7101856A
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 ES376780A external-priority patent/ES376780A1/en
Application filed filed Critical
Publication of NL7101856A publication Critical patent/NL7101856A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C04B40/0263—Hardening promoted by a rise in temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
NL7101856A 1970-02-12 1971-02-11 NL7101856A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES376780A ES376780A1 (en) 1970-02-12 1970-02-12 Device for accelerating the setting of concrete
FR7045620A FR2080376A5 (en) 1970-02-12 1970-12-17

Publications (1)

Publication Number Publication Date
NL7101856A true NL7101856A (en) 1971-08-16

Family

ID=26155778

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7101856A NL7101856A (en) 1970-02-12 1971-02-11

Country Status (2)

Country Link
DE (1) DE2105302C3 (en)
NL (1) NL7101856A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825702A (en) * 1986-04-15 1989-05-02 South African Inventions Development Corporation Yarn testing method
DE4216815C2 (en) * 1992-05-21 1995-09-21 Wayss & Freytag Ag Process for the protection of precast concrete against combustion after treatment in a hardening chamber

Also Published As

Publication number Publication date
DE2105302A1 (en) 1971-08-26
DE2105302B2 (en) 1974-11-07
DE2105302C3 (en) 1975-06-26

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Legal Events

Date Code Title Description
BV The patent application has lapsed