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PARAISTEN KALKKI OY

Overview
  • Total Patents
    166
About

PARAISTEN KALKKI OY has a total of 166 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Finland, Germany and Sweden. Its main competitors in its focus markets machines, civil engineering and packaging and shipping are FABCON INC, HEINRICH NOLZE and EWALD HOYER.

Patent filings per year

Chart showing PARAISTEN KALKKI OYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Virtanen Pentti 13
#2 Virtanen P 7
#3 Myreen Bertel 6
#4 Rautila Matti 6
#5 Nylund Ulf 6
#6 Lauren H 4
#7 Ahonen Esko M 4
#8 Kahri Esko 4
#9 Lohman Kai 4
#10 Kajava Antero 4

Latest patents

Publication Filing date Title
FI783873A FOERFARINGSSAETT Foer FRAMSTAELLNING AV EN KORROSIONSSKYDDAD BEHAOLLARE
FI783872A Framstaellningsfoerfarande foer belaeggning av ett metallroer exempelvis ett staolroer med asbestcement
FI783487A Lastbils flak
FI783461A Foerfarande foer framstaellning av ett byggnadselement av sandwich-typ
FI783401A Anordning foer lastning av bytesflak eller container
DD139542A5 Method for producing armed, for example prepared concrete elements
FI56820B Glaskomposition avsedd foer framstaellning av fiber
NL7809702A Steel bar reinforced concrete elements prodn. - with an additive to the water used to make the concrete surrounding the reinforcing bars
YU96178A Method of manufacturing thermally insulated plate-shaped elements
FR2420618A1 Prestressed cantilevered structural concrete element - has open channel section at top for cutting and removing wires for reuse (OE 15.4.79)
NL7803061A Prestressed cantilevered structural concrete element - has open channel section at top for cutting and removing wires for reuse (OE 15.4.79)
DE2810684A1 Prestressed cantilevered structural concrete element - has open channel section at top for cutting and removing wires for reuse (OE 15.4.79)
FI780188A Foerfarande foer framstaellning av en raoskiva foer en asbestfri byggnadsskiva enligt upprullningsfoerfarandet
CA1118188A Method for the manufacturing of a heat-insulated slab element
FI772406A Glidgjutmaskin avsedd att anvaendas foer framstaellning av haolplattor och liknande
FI771942A Dammfri skaerning av en roerlig mineralullsbana
CA1061131A Lengthening joint for concrete objects
DE2723810A1 Concrete pumping and casting machine - is fitted with pipe end brake mouthpiece and hole for transverse delivery
GB1563534A Lock arrangement for side wall of a concrete mould
JPS53122180A Method of separating suspended matter from fluid stream