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INVENTIONS

Inventor’s Certificates obtained by the Employees of the Institute of Water Management (1961-1999)

 

No

Name, Surname

Title of Inventor’s Certificates

Inventor’s Certificate No

Date of Issue

1

2

3

4

5

   1 

Vasiliev V., Khlebnikov S.

Selfpropelled machine for intensified soil compaction

№ 104170

11.12.61

   2 

Kiknadze L. etc.

Water outlet from flume channels with rapid flow

№ 145819

01.06.62

   3 

Abelishvili G.

Method to determine absolute filtration losses at the section of irrigation canal

№ 151137

14.11.62

   4 

Sulakvelidze L., Karaev A.

Obstruction against mud-and-stone flow

№ 165123

22.07.64

   5 

Nakashidze D.

Dredging device for underwater excavation

№ 187651

30.07.66

   6 

Vasiliev V., Khlebnikov S..

Selfpropelled machine for soil compaction

№ 108967

10.09.67

   7 

Samkharadze V.

Suspended executive device for gap cutting

№ 209091

25.10.67

   8 

Табукашвили К.

Automatic outlet for low-pressure closed irrigation pipelines

№ 240538

14.01.69

   9 

Samkharadze V.

Punching device for formation of profiled ditches and trenches, which will not be backfilled

№ 240546

14.01.69

  10 

Samkharadze V.

Device for formation of ditches during the drainage of marshlands

№ 271552

12.03.70

  11 

Kiladze R.,  Ugrekhelidze Sh.

Device for determination of water absorption features of soils

№ 329444

23.11.71

  12 

Samkharadze V.

Punching device for formation of profiled ditches and trenches, which will not be backfilled

№ 363790

05.10.72

  13 

Mirtskhulava Ts.

Method for calculation of adhesive power between water saturated cohesive soils

№ 334505

10.01.72

  14 

Zhordania T., Itriev L.

Method against capillary water rise in soils

№ 512273

26.12.75

  15 

Nakashidze D.

Device to control radial gap

№ 477259

21.03.75

  16 

Maisuradze D., Nanitashvili O., Kalnitsky V.

Method to fill gravimetric moisture gauge

№ 480015

14.04.75

  17 

Metonidze N., Terletskaya M.

Method to stabilize plastered loess-type loam

№ 491758

22.07.75

  18 

Metonidze N., Terletskaya M.

Method to stabilize plastered loess-type loam

497377

08.09.75

  19 

Iordanishvili Z.

Anti-debris device

№ 582358

08.08.77

 20 

Gotsiridze S.

Coating for slopes of hydraulic structure

№ 588284

21.09.77

  21 

Sokhadze L.

Anti-debris device

№ 586228

07.09.77

 22 

Radchenko I.

Protective coating for slopes of hydraulic structure

№ 638664

28.08.78

 23 

Sichinava O.

Device to protect the slopes against scour

№ 684096

14.05.79

 24 

Razumovskaya M.

Edge joint of structural units

№ 715738

22.10.79

 25 

Jikia M., Bukhnikashvili T.

Executive device of ladder-type trenching cleaner

№ 781273

25.07.80

 26 

Razumovskaya M.

Polymer-mineral mix

№ 783316

01.08.80

 27 

Gelutashvili A., Makatsaria A.

Drainage device

№ 819256

05.12.80

 28 

Sichinava O.

Spillway dam

№ 829768

14.01.81

 29 

Sichinava O., Makatsaria A.

Floating breakwater

№ 829764

14.01.81

 30 

Sichinava O.

Device to protect the slopes against scour

№ 829762

14.01.81

  31 

Sichinava O.

Dam against scour

№ 859531

04.05.81

 32 

Mateishvili V.

Coast-protecting structures

№ 905353

14.10.81

  33 

Sichinava O.

Device to protect the slopes against scour

№ 954540

04.05.82

 34 

Gelutashvili A., Makatsaria A., Sulava E., Kvantaliani M.

Closed collector

№ 953081

21.04.82

  35 

Gelutashvili A., Makatsaria A., Sulava E., Kvantaliani M.

Combined drainage

№ 953080

21.04.82

 36 

Iordanishvili Z., Makatsaria A.

Anti-debris device

№ 983180

23.08.82.

 37 

Sichinava O., Zangaladze V.

Device to accumulate sediments and to stabilize channel

№ 1013551

21.12.82

  38 

Sichinava O., Siamashvili A.

Coating for underwater slopes and bottom of channels

№ 1021691

08.02.82

 39 

Gelutashvili A., Ugrekhelidze Sh.

Method to control soil moisture

№ 1049014

22.07.83

 40 

Razumovskaya M.

Filtration-proof coating of hydraulic structures

№ 1067130

15.09.83

  41 

Gavardashvili G.V., Tevzadze V.I., Kukhalashvili E.G.

Anti-scour device

1101499

1984

 42 

Kukhalashvili E., Gavardashvili G., Pruidze D.

Anti-debris device

№ 1191515

15.07.85

   1 

Gavardashvili G.V.

Mountainous riverbed control structure of a springboard type

№ 1165736

 

 43 

Razumovskaya M., Emkhvari N.

Prefabricated permeable joint of Razumovskaya and Emkhvari for concrete canal lining

№ 1213117

22.10.85

 44 

Razumovskaya M., Potskhveria D. etc.

Device to pinch skin screen into concrete structure

№ 1214827

01.11.85

 45 

Sulakvelidze L.

Obstruction against mud-and-stone flows

№ 1213114

22.10.85

 46 

Gelutashvili A., etc.

Irrigation device

№ 1232743

22.01.86

 47 

Varazashvili N., Makatsaria A., Epshtein G.

Block of coast-protecting structure

№ 1242556

08.03.86

 48 

Gavardashvili G.

Anti-debris device

№ 1242570

08.03.86

 49 

Kukhalashvili E.

Anti-debris device

№ 1254103

01.05.86

 50 

Ugrekhelidze Sh., Gelutashvili A.

Irrigation gun

№ 1287789

08.10.86

  51 

Modebadze N., Gventsadze K., Jambazishvili Sh.

Hydrant - outlet

№ 1305275

22.12.86

 52 

Gelutashvili A. etc.

Filtering porous material

№ 1318259

22.02.87

  53 

Gelutashvili A. etc.

Method to obtain filtering material

№ 1318260

22.02.87

 54 

Nikolaishvili V., Gabrichidze J.

Sediment box

№ 1318643

22.02.87

  55 

Sichinava O. etc.

Obstruction to dissipate energy

№ 1335615

08.05.87

 56 

Sichinava O., Siamashvili A.

Device to protect the slopes against scour

Protective coating for slopes of hydraulic structure

№ 1335616

08.05.87

 57 

Razumovskaya M., etc.

Siphon spillway of hydraulic structure

№ 1337467

15.05.87

  58 

Sichinava O. etc.

Device to protect impervious screen

№ 1366584

15.09.87

 59 

Modebadze N., Jambazishvili Sh.

Stabilizer of water flow for closed pressure network

№ 1381436

15.11.87

 60 

Nikolaishvili V., Gabrichidze J.

Irrigation device

№ 1382910

22.11.87

  61 

Nikolaishvili V., Gabrichidze J.

Irrigation device

№ 1386702

08.12.87

 62 

Razumovskaya M., etc.

Siphon spillway of hydraulic structure

№ 1388507

15.12.87

 63 

Mirtskhulava Ts.

Method to determine permissible nonscouring velocity of water flow

№ 1392181

03.01.88

 64 

Nikolaishvili V., Gabrichidze J.

Outlet

№ 1395756

15.01.88

 65 

Sichinava O., Siamashvili A., Sichinava P.

Method of underwater paving intended to stabilize earth slopes and devices for its implementation

№ 1416597

15.04.88

 66 

Tevzadze N., Gabrichidze J., Gelutashvili A.

Well screen

№ 1416631

15.04.88

 67 

Sichinava O., etc.

Coast – protecting structure

№ 1426152

22.05.88

 68 

Shatberashvili P., Razumovskaya M., Gabrichidze J.

Surface water diversion device intended from microdrops

№ 1449634

08.09.88

 69 

Gelutashvili A. etc.

Polymerous composition

№ 1453873

22.09.88

 70 

Razumovskaya M.,Tvauri Ts.,Mazmanova L.

Waterproofing mastic

 №1460065

22.10.88

  71 

Sichinava O., Gvilia M., Siamashvili A.

Coast – protecting structure

№ 1476040

03.01.89

 72 

Nikolaishvili V., Gabrichidze J.

Siphon - outlet

№ 1483021

01.02.89

 73 

Mirtskhulava Ts., Petrov A.

Method of clayey soil densification

№ 1502706

22.04.89

 74 

Nikolaishvili V., Gabrichidze J.

Siphon

№ 1523635

22.07.89

 75 

Varazashvili N., Mateishvili V.

Prefabricated sea buna

№ 1523623

22.07.89

 76 

Gavardashvili G., Mamasakhlisi J.

Anti-debris device

№ 1528849

15.08.89

 77 

Tevzadze N., Gabrichidze J., Gelutashvili A.

Well screen

№ 1550054

15.11.89

 78 

Sichinava O.,, Kvaratskhelia T.

Development of heavy soils

№ 1557153

15.12.89

 79 

Sichinava O., Siamashvili A., Sichinava P.

Method to construction protective coating for underwater slope

№ 1565103

15.01.90

 80 

Gavardashvili G., Khegay E.

Anti-debris dam

№ 1596006

01.06.90

  81 

Sichinava O., Siamashvili A. etc.

Filler structure

№ 1596024

01.06.90

 82 

Sichinava O., Gvilia M., Mirtskhulava Z. etc.

Anti-debris device

№ 1645357

03.01.91

  83 

Gavardashvili G.V.

Anti-debris device

№ 1625937

1991

 84 

Gavardashvili G., Sharangia R.

Anti-erosion device

№ 1738902

08.02.92

  85 

Gelutashvili A., Tevzadze N., etc.

Flexible connector

№ 1681118

01.06.91

 86 

Sichinava O., Kukhalashvili E., Mirtskhulava Z. etc.

Anti-debris device

№ 1687707

 01.07.91

 87 

Tevzadze N., Gabrichidze J., Gelutashvili A.

Irrigation device

№ 1705492

15.09.91

  88 

Tevzadze N., Gelutashvili A.

Filtering water intake

№ 1758149

01.05.92

 89 

Gavardashvili G., Sharangia R.

Anti-erosion device

№ 1783042

22.08.92

 90 

Gavardashvili G., Gvishiani Z.

Anti-debris device

№ 1789589

22.09.92

  91 

Nikolaishvili V.

Portable siphon-spillway

 175

16.03.93

 92 

Nikolaishvili V.

Irrigation device

184

17.05.95

 93 

Nikolaishvili V.

Sediment trap

2660

30.12.99

 94 

Gelutashvili a., Gabrichidze i., Tevzadze n.

Portable micro hydro-power plant

 p 2151

08.10.98

 95 

Shurgaya V., Gelutashvili a.

Irrigation-drainage scheme

iu 619

27.08.99